Uppers Gun Parts

(3,503 deals total)

This BCA AR-15 complete 7.62x39 pistol length upper has a 7.5" heavy barrel with a parkerized finish, and features a 1:10 twist rate, with a pistol length gas system. It includes a 6.5" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This 7.62x39 upper is compatible with any mil-spec AR-15 lower. More Information SKU 547N-UASCH762PHB7.5110P-7M3 Weight (lbs) 4.100000 Magazine Capacity N/A Length 7.5 Profile Heavy Barrel Twist 1:10 Finish Parkerized Material 4150 Chrome Moly Vanadium

This BCA AR-15 complete 5.56 NATO rifle length upper has a 22" heavy barrel with a 416R Stainless Steel finish with spiral flutes, and features a 1:8 twist rate, with a rifle length gas system. It includes the new 15" MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This 5.56 NATO upper is compatible with any mil-spec AR-15 lower.  SKU 8982N-UA556RHB2218SSSF-15M3 Weight (lbs) 6.100000 Magazine Capacity N/A Barrel Length 22 Profile Heavy Barrel Twist 1:8 Barrel Finish Stainless Steel Material 416R Stainless Steel

8″ 5.7×28 AR-15 Complete Upper Product Specs: KM Tactical Billet Upper Standard Dust Cover 7″ MLOK Handguard w/ Integral Handstop 8″ 416R CMMG 5.7×28 Nitride Coated Barrel 1:9 Twist Nitride Coated 5.7×28 Bolt Carrier Group (BCG) Chrome-moly lined 1/2×28 Mini Slip Over Comp This will fit a standard AR-15 Lower, or CMMG Banshee Lower. Through The End of the NRA ANNUAL MEETING, This upper will receive Two 32 Round Magazines (Assuming you can posses them in your state).

COSMO-BCM-MK2-URG-MID-14-MCMR-13 COSMETIC BLEM UPPER RECEIVER GROUP. Please no returns due to cosmetic blemishes. *Cosmetic blemishes do not affect fit or functionality of the upper group. All BCM upper groups are head spaced and test fired for functionality prior to being offered for sale. All BCM® Upper Receiver Groups with a MCMR Handguard Include: One 3" Picatinny Rail Section One BCM MCMR Sling Mount Manufactured by Bravo Company MFG, Inc. (BCM)

This BCA AR-15 complete 7.62x39 rifle length upper has a 18" heavy barrel with a parkerized finish, and features a 1:10 twist rate, with a mid-length gas system. It includes the new 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a side charging handle (Gen 2, patent pending) and rear charge handle. This 7.62x39 upper is compatible with any mil-spec AR-15 lower. More Information SKU 9688N-UADCH762MHB18110P-15M3 Weight (lbs) 6.500000 Magazine Capacity N/A Barrel Length 18 Profile Heavy Barrel Twist 1:10 Barrel Finish Parkerized

COSMO-BCM-URG-MID-14-MCMR-13 About the BCM® Standard 14.5" Mid Length Complete Upper Receiver w/ MCMR-13 Handguard All BCM® Upper Receiver Groups with a MCMR Handguard Include: One 3" Picatinny Rail Section One BCM MCMR Sling Mount Manufactured by Bravo Company MFG, Inc. (BCM) These Barreled Upper Receiver Groups are designed for shooting professionals and responsible civilians with the Mil-Spec features for the demands of their duty. They are fully assembled, headspaced, and test fired.

This BCA AR-10 complete .308 rifle length upper has a 18" parkerized Heavy barrel, and features a 1:10 twist rate, with a mid-length gas system. It includes a 15" MLOK Split Rail, an M4 flat-top billet upper receiver, a BCA AR10 bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This .308 upper is compatible with 1st gen DPMS low profile lowers. This has the new handguard. More Information SKU 587N-UASCH308MSC18110P-15MSR Weight (lbs) 8.000000 Magazine Capacity N/A Length 18 Profile Heavy Barrel Twist 1:10 Finish Parkerized

This BCA AR-10 complete .308 rifle length upper has a 20" parkerized Heavy barrel, and features a 1:10 twist rate, with a rifle length gas system. It includes a 15" MLOK Split Rail, an M4 flat-top billet upper receiver, a BCA AR10 bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This .308 upper is compatible with 1st gen DPMS low profile lowers. More Information SKU 112N-UASCH308RMW20110P-15MSR Weight (lbs) 8.250000 Magazine Capacity N/A Length 20 Profile Heavy Barrel Twist 1:10 Finish Parkerized Material 4150 Chrome Moly Vanadium

This BCA AR-10 complete .308 rifle length upper has a 16" parkerized Heavy barrel, and features a 1:10 twist rate, with a mid-length gas system. It includes a 15" MLOK split rail, an M4 flat-top billet upper receiver, a BCA AR10 bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This 308 upper is compatible with 1st gen DPMS low profile lowers. This has the new handguard. More Information SKU 114N-UASCH308MHB16110P-15MSR Weight (lbs) 6.250000 Magazine Capacity N/A Length 16 Profile Heavy Barrel Twist 1:10 Finish Parkerized

Rosco Manufacturing Launches BRAND NEW Upper Receivers! Rosco URGs are the culmination of the performance and synchronization of Rosco barrels and accessories. Rosco's original goal was to supply shooters with well-made barrels to improve their current platforms. Once that marker was successfully surpassed, Rosco turned its sights towards accessories and the ability to match them perfectly with its barrels to create one cohesive system built for accuracy.

Del-Ton AR-15 Pistol A3 Flat-Top Upper Assembly 5.56x45mm NATO 1 in 9" Twist 11.5" Government Contour Barrel Chrome Moly Matte with CAR-Style Handguard, Flash Hider. This Del-Ton Pistol Flat-Top AR-15 Upper Receiver comes complete and fully assembled, ready for installation onto any mil-spec lower receiver. The forged 7075 T6 Aluminum upper features an 11.5" Government Contour Barrel, Carbine-Length Gas System, F-Marked Front Sight Assembly, 2-Piece CAR-Style Handguards and an A2 Flash Hider.

SKU 5165449779 Brand Palmetto State Armory Model Number 5165449779 UPC 5165449779 DETAILS PSA 16" MID-LENGTH 5.56 NATO 1/7 NITRIDE DISSIPATOR UPPER - BLACK- NO BCG OR CH - Barrel length 16" - 4150V Chrome Moly Vanadium Barrel - Nitride Treated - 5.56 Nato Chamber - 1 in 7" twist - M4 feedramps - Forged upper FEATURES

This BCA AR-10 complete .308 Slick Side rifle length upper has a 16" parkerized Heavy barrel, and features a 1:10 twist rate, with a mid length gas system. It includes the new 15" MLOK Split Rail, an M4 flat-top billet upper receiver, a BCA AR10 bolt carrier group, a flash hider, and a rear charging handle. This 308 upper is compatible with 1st gen DPMS low profile lowers. More Information SKU 293N-UASP308MHB16110P-15MSR Weight (lbs) 6.250000 Magazine Capacity N/A Barrel Length 16 Profile Heavy Barrel Twist 1:10 Barrel Finish Parkerized Material 4150 Chrome Moly Vanadium

This complete upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist. The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. INCLUDES: M4E1 Threaded Assembled No Forward Assist Upper Receiver

SKU 516551303785 Brand Palmetto State Armory Model Number 516551303785 UPC 516551303785 DETAILS Barrel Length: 18" Gas System: Mid-Length Barrel Profile: A2 Style Barrel Steel: 416R Stainless Steel Barrel Finish: Stainless Steel Chrome Lining: None Muzzle Thread: 5/8-24 Chamber: 308 WIN Twist Rate: 1:10 Barrel Extension: M4-style Diameter at Gas Block: .750 Gas Block Type: Low-profile 3 position click switch adjustable gas block Gas Tube: Black Nitride Gas Tube Muzzle Device: A2 Style Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: PA10

Charles Daly AR 410 Upper, 410 Gauge, 19" Barrel, Black Finish, 1 Magazine, 5Rd 500.219 Manufacturer Charles Daly Chiappa Model AR 410 UPC 8053800940450 SKU 500.219 Width 5.1000 Length 29.4000 Height 3.5000 Weight 6.4000 Caliber 410 Gauge Barrel Length 19" Capacity 5Rd Accessories 1 Mag Barrel Finish MATTE BLACK Barrel Length In Inches 19 Dimension 3.50 X 5.10 X 29.40 Finish/color Black Type Upper Item: CD500_219

This BCA AR-15 complete 22 long rifle upper has a 10.5" heavy barrel with a 416R Stainless Steel finish and features a 1:16 twist rate. It includes a 9.5" MLOK rail, and a side charging (Gen 2) handle (patent protected). This 22 long rifle fits on a mil-spec AR-15 lower. More Information SKU 9011N-UASCH22LHB10.5116SS-10M3 Weight (lbs) 5.800000 Magazine Capacity N/A Length 10.5 Profile Heavy Barrel Twist 1:16 Finish Stainless Material 4150 Chrome Moly Vanadium Thread Pitch 1/2 x 28 Caliber .22 Long Rifle Flutes Non-fluted Gas System Blow-Back Charging Style Right Side Charging

Davidson Defense "Lightshow 9mm-GOLD" AR-15 Pistol Featuring Davidson Defense Upper 9MM 4" 4150 CMV Nitride 1:10T 4" M-LOK Guntec Handguard Upper Build Kit (Assembled or Parts Kit) Caliber: 9mm / 9x19

Build your dream rifle with this AR 15 Mil-Spec Upper Receiver that features a mid-length gas system and government profile 14.5in barrel. This Daniel Defense upper is an OpticsPlanet Exclusive, which means you won't find this exact build and color available anywhere else! These custom-built AR15 Upper Receivers are available with a DD extended flash suppressor attachment, and all uppers are crafted from anodized aluminum that is rugged, lightweight, and resistant to corrosion.

These blemished products are guaranteed to function correctly but may have minor cosmetic defects. Their original warranties still apply.

This BCA AR-15 complete 300 Blackout pistol length upper has a 8.5" heavy contour barrel with a parkerized finish, and features a 1:8 twist rate, with a pistol length gas system. It includes the new 6.5" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This 300 Blackout upper is compatible with any mil-spec AR-15 lower. SKU 271N-UASCH300PHB8.518P-7M3 Weight (lbs) 3.800000 Magazine Capacity N/A Length 8.5 Profile Heavy Barrel Twist 1:8 Finish Parkerized

SKU 5165491515 Brand Palmetto State Armory Model Number 5165491515 UPC 5165491515 DETAILS 7" Barrel Length 4150V Chrome Moly Vanadium barrel 5.56 NATO Chamber 1 in 7" Twist Rate Forged Upper Receiver Nitride Barrel Finish PSA patent-pending muzzle device Magpul "MOE" carbine length M-Lok handguards, ODG FEATURES

Additional information MPN APAR700705M7 Gas System Length Midlength Barrel Length (inches) 16 Barrel Chamber 5.56 NATO MPN APAR700705M7 Gas System Length Midlength Barrel Length (inches) 16 Barrel Chamber 5.56 NATO SKU: 3611

SKU 5655103799 Brand Palmetto State Armory Model Number 5655103799 UPC 5655103799 DETAILS Barrel Length: 7.5" Gas System: Pistol Length Barrel Profile: Heavy Barrel Steel: 4150V Barrel Finish: Phosphate Chrome Lining: None Muzzle Thread: 5/8-24 Chamber: 300AAC Blackout Twist Rate: 1:8 Barrel Extension: M4 Diameter at Gas Block: .750 Gas Block Type: Low-Profile Muzzle Device: A2 Style Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Handguard Type: PSA 7" Lightweight M-Lok Free Float Rail Bolt Carrier Group Included: No Bolt Steel: N/A

This BCA AR-15 complete 5.56 Nato rifle length upper has a 16" M4 contour barrel with a parkerized finish, and features a 1:7 twist rate, with a carbine length gas system. It includes the new 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This 5.56 Nato upper is compatible with any mil-spec AR-15 lower. More Information SKU 566N-UASCH556CM41617P-15M3 Weight (lbs) 5.300000 Magazine Capacity N/A Length 16 Profile M4 Contour Twist 1:7 Finish Parkerized

Start your next AR-15 build off right with a quality forged upper receiver. The Radical firearms stripped upper receiver is a great option whether you want to build an M4 style carbine or a completely custom AR-15 rifle. This Upper is forged from durable 7075 aircraft grade aluminum that is stronger than other materials commonly used in AR-15 receivers. It also has a tough type 3 hardcoat anodized finish that provides excellent wear and corrosion resistance, so you can count on this receiver lasting a long time.

SKU 51655155235 Brand Palmetto State Armory DETAILS Barrel Length: 16" Gas System: Mid-length Barrel Profile: A2 Barrel Steel: 4150V Chrome Moly Barrel Finish: Nitride Chrome Lining: None Muzzle Thread: 1/2-28 Chamber: 5.56 NATO Twist Rate: 1 in 7" Barrel Extension: M4 Diameter at Gas Block: .750" Gas Block Type: Low-profile Muzzle Device: A2 Style Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Handguard Type: PSA 15" Hex Full Picatinny M-Lok Rail Bolt Carrier Group Included: No Charging Handle included: No Overall Length: 24.5"

This BCA AR-15 complete .223 Wylde rifle length upper has a 18" straight fluted heavy barrel with a 416R stainless finish, and features a 1:8 twist rate, with a mid-length gas system. It includes the new 15" MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This .223 Wylde upper is compatible with any mil-spec AR-15 lower. More Information SKU 8990N-UA223WMHB1818SSF-15M3 Weight (lbs) 6.000000 Magazine Capacity N/A Length 18 Profile Heavy Barrel Twist 1:8 Finish Stainless Material 416R Stainless Steel

This BCA AR-15 complete 7.62x39 upper has an 18" heavy barrel with a parkerized finish, and features a 1:10 twist rate, with a mid-length gas system. It includes a new style 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a side charging (Gen 2) handle (patent pending). This 7.62x39 upper is compatible with any mil-spec AR-15 lower. More Information SKU 690N-UASCH762MHB18110P-15M3 Weight (lbs) 5.850000 Magazine Capacity N/A Length 18 Profile Heavy Barrel Twist 1:10 Finish Parkerized Material 4150 Chrome Moly Vanadium

This BCA AR-15 Complete Upper has a 20" barrel with a Heavy Weight profile, made of 416R Steel with a Stainless Steel finish, and features a 1:7 Twist Rate, a Rifle length gas system. The Upper includes the new 15" MLOK Rail, an M4 flat-top forged upper receiver with forwarding assist, a BCA Bolt Carrier Group, a Flash Hider, and a right-side charging (Gen2) handle (patent protected). It is chambered in .224 Valkyrie and machined with M4 feed ramps in the barrel extension. More Information SKU 9151N-UASCH224VRHB2017SS-15M3 Weight (lbs) 6.300000 Magazine Capacity N/A Length 20

This BCA AR-15 complete 12.7x42 rifle length upper has a 16" parkerized Heavy barrel, and features a 1:20 twist rate, with a carbine length gas system. It includes a 15 1/4" MLOK Rail, an M4 flat-top billet upper receiver, a BCA AR15 bolt carrier group, and a right-side charging (Gen2) handle (patent protected). This 12.7x42 is compatible with any mil-spec AR-15 lower. This has the new handguard. More Information SKU 541N-UASCH127CHB16120P936-15M3 Weight (lbs) 5.400000 Magazine Capacity N/A Length 16 Profile Heavy Barrel Twist 1:20 Finish Parkerized

This BCA AR-10 complete .308 rifle length upper has a 16" parkerized Heavy barrel, and features a 1:10 twist rate, with a mid-length gas system. It includes the new 15" MLOK Split Rail, an M4 flat-top forged upper receiver, a BCA AR10 bolt carrier group, a flash hider, and a rear charging handle. This .308 upper is compatible with 1st gen DPMS low profile lowers. More Information SKU 9263N-UA308MHB16110PFUR-15MSR Weight (lbs) 6.250000 Magazine Capacity N/A Length 16 Profile Heavy Barrel Twist 1:10 Finish Parkerized Material 4150 Chrome Moly Vanadium Thread Pitch 5/8 x 24

This BCA AR-15 complete 12.7x42 rifle length upper has a 16" parkerized heavy barrel, and features a 1:20 twist rate, with a carbine length gas system. It includes the new 15" MLOK handguard, an M4 flat-top forged upper receiver, a BCA AR15 bolt carrier group, and a rear charging handle. This 12.7x42 is compatible with any mil-spec AR-15 lower. More Information SKU 645N-UA127CHB16120P936-15M3 Weight (lbs) 5.400000 Magazine Capacity N/A Length 16 Profile Heavy Barrel Twist 1:20 Finish Parkerized Material 4150 Chrome Moly Vanadium Thread Pitch 49/64 x 20 Caliber 12.7 x 42

This BCA AR-15 complete 5.56 Nato pistol length upper has a 10.5" M4 contour barrel with a parkerized finish, and features a 1:7 twist rate, with a carbine length gas system. It includes a standard handguard, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This 5.56 Nato upper is compatible with any mil-spec AR-15 lower. More Information SKU 275-UA556CM410.517P-SHGGB Weight (lbs) 3.000000 Magazine Capacity N/A Length 10.5 Profile M4 Contour Twist 1:7 Finish Parkerized Material 4150 Chrome Moly Vanadium Thread Pitch 1/2 x 28

This Bear Creek Arsenal AR-15 Complete 5.56 pistol length upper has a 11.5" M4 with a parkerized finish, and features a 1:7 twist, with a carbine length gas system. It has a 9.5" MLOK rail, a M4 flat-top forged upper receiver, a BCA bolt carrier group, flash hider, and a rear charging handle. This 5.56 upper is compatible with any mil-spec AR-15 lower. More Information SKU 878N-UA556CM411.517P-10M3 Weight (lbs) 3.600000 Magazine Capacity N/A Length 11.5 Profile M4 Contour Twist 1:7 Finish Parkerized Material 4150 Chrome Moly Vanadium Thread Pitch 1/2 x 28 Caliber 5.56 NATO

This BCA AR-15 complete .223 Wylde carbine length upper has a 16" M4 Barrel with a parkerized finish, and features a 1:8 twist rate, with a carbine length gas system. It includes a 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This .223 Wylde upper is compatible with any mil-spec AR-15 lower. More Information SKU 9715N-UADCH223WCM41618P-15M3 Weight (lbs) 6.000000 Magazine Capacity N/A Length 16 Profile M4 Contour Twist 1:8 Finish Parkerized Material 4150 Chrome Moly Vanadium

This BCA AR-15 complete 6mm Arc upper has a 20" heavy contour barrel with a 416R stainless finish with straight flutes, and features a 1:8 twist rate, with a rifle length gas system. It includes a 15" MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This 6mm Arc upper is compatible with any mil-spec AR-15 lower. SKU 9002N-UA6MMARHB2018SSF-15M3 Weight (lbs) 6.000000 Magazine Capacity N/A Length 20 Profile Heavy Barrel Twist 1:8 Finish Stainless Material 416R Stainless Steel Thread Pitch 5/8 x 24

This BCA AR-15 complete 6mm Arc upper has a 20" heavy contour barrel with a 416R stainless finish with straight flutes, and features a 1:8 twist rate, with a rifle length gas system. It includes a 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging handle (Gen 2) (patent protected). This 6mm Arc upper is compatible with any mil-spec AR-15 lower. SKU 8998N-UASCH6MMARHB2018SSF-15M3 Weight (lbs) 6.000000 Magazine Capacity N/A Length 20 Profile Heavy Barrel Twist 1:8 Finish Stainless Material 416R Stainless Steel

This Aero Precision M4E1-T Complete Upper includes the ATLAS R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. The proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.

This Complete 8.3 inch upper receiver comes with a 10" free float tube handguard and is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel and our black nitride bolt carrier group that is finished with an incredible polish, making the action smooth and easy to keep clean. Barrel Specifications Caliber 9mm Length 8.3" Material 4150 Chrome Moly Vanadium Profile Straight Finish QPQ Corrosion Resistant Gas System Length Blowback Dimpled? No Twist Rate 1:10 Muzzle Thread 1/2x36 Weight 13.8oz Bolt Carrier Group:

This Complete 7.5 inch M-LOK upper receiver comes with a 7 inch free float handguard and is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel and our black nitride bolt carrier group that is finished with an incredible polish, making the action smooth and easy to keep clean. Barrel Specifications Caliber 5.56 Length 7.5 Material 4150 Chrome Moly Vanadium Profile Medium Finish QPQ Corrosion Resistant Gas System Length Pistol Gas Block Journal .750" Dimpled? No Twist Rate 1:7 Muzzle Thread 1/2x28 TPI Weight 16.8oz

This BCA AR-15 complete .223 Wylde rifle length upper has a 20" government barrel and a black nitride finish, and features a 1:8 twist rate, with a rifle length gas system. It includes the new 15" MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This .223 Wylde upper is compatible with any mil-spec AR-15 lower. More Information SKU 9310N-UA223WRGVNT2018M-15M3 Weight (lbs) 6.300000 Magazine Capacity N/A Length 20 Profile Government Twist 1:8 Finish Black Nitride Material 4150 Chrome Moly Vanadium

This BCA AR-15 complete 5.56 Nato rifle length upper has a 16" M4 contour barrel with a stainless steel finish, and features a 1:8 twist rate, with a carbine length gas system. It includes a 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a side charging (Gen 2) handle (patent pending). This 5.56 Nato upper is compatible with any mil-spec AR-15 lower. This has the new handguard. More Information SKU 498N-UASCH556CM41618SS-15M3 Weight (lbs) 5.300000 Magazine Capacity N/A Length 16 Profile M4 Contour Twist 1:8 Finish Stainless

This Bear Creek Arsenal AR-15 Complete 7.62x39 rifle length upper has a 16" Cold Hammer Forged heavy barrel with a black nitride finish, and features a 1:10 twist rate, with a Carbine length gas system. It includes a Standard Handguard, Front Sight and Carry Handle, a M4 flat-top forged upper receiver, a BCA Bolt Carrier Group, Flash Hider, and a rear charging handle. This 7.62x39 upper is compatible with any mil-spec AR-15 lower. More Information SKU 9148-UA762CHB16110MHF-SHGFSCH Weight (lbs) 4.500000 Magazine Capacity N/A Length 16 Profile Heavy Barrel Twist 1:10

This BCA AR-15 complete 5.56 Nato pistol length upper has a 10.5" M4 contour barrel with a 416R Stainless Steel finish, and features a 1:7 twist rate, with a carbine length gas system. It includes the new 10" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This 5.56 Nato upper is compatible with any mil-spec AR-15 lower. More Information SKU 508N-UASCH556CM410.517SS-10M3 Weight (lbs) 3.500000 Magazine Capacity N/A Length 10.5 Profile M4 Contour Twist 1:7 Finish Stainless

This BCA AR-15 complete .223 Wylde rifle length upper has an 18" heavy barrel with a 416R stainless finish, and features a 1:8 twist rate, with a mid-length gas system. It includes a 15 1/4" MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This .223 Wylde upper is compatible with any mil-spec AR-15 lower. This has the new handguard. Shop more .223 Wylde Uppers! Magazine not included. Check out Magazines here! See All Ammunition Recommendations Here.

This BCA AR-15 complete 300 Blackout pistol length upper has a 10.5" heavy barrel with a parkerized finish, and features a 1:8 twist rate, with a pistol length gas system. It includes a 9.5" MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This 300 Blackout upper is compatible with any mil-spec AR-15 lower. More Information SKU 636N-UA300PHB10.518P-10M3 Weight (lbs) 4.000000 Magazine Capacity N/A Length 10.5 Profile Heavy Barrel Twist 1:8 Finish Parkerized Material 4150 Chrome Moly Vanadium Thread Pitch 5/8 x 24

Bully Arms BA-15 Skeletonized Upper Receiver (Black Anodized) The Bully Arms BA-15 Upper Receiver is here to make a wave in the industry. Machined from 7075-T6 aircraft aluminum here in the USA. With our sights set on delivering Lightweight, Sleek parts without sacrificing strength or quality. Features: Black - Type III hard anodized finish Machined from high grade 7075 Billet Aluminum. AR15 Universal Upper Receiver. M4 Feedramp Sleek Shell Deflector Compatible with Mil-Spec parts Bully Arms 100% Product Guarantee. SKU: BA-15-UR-BLK UPC: 860006522212

Building a 9mm AR 15 is a fun, rewarding experience that gives you a versatile weapon for everything from home defense to weekend plinking. If you're starting a build, shopping for AR15 Upper Receivers is one of the first steps. To make it easier, you can't go wrong with the Stern Defense AR 15 6-inch Assembled Upper Receiver w/ 8-inch MLOK Rail. Since it's fully assembled, it comes with everything you need to put the weapon together without hassle, including the dust cover, forward assist, handguard, and a Glock-cut bolt.

Factory New - comes with a 16" lightweight barrel with M-LOK rails. This AR57 AR57 Upper Receiver Assembly converts any AR-15 lower to a rifle capable of shooting 5.7x28 ammunition. The unique upper design of these AR15 Upper Receivers loads from the top and ejects downward through the AR-15 mag well. The new generation upper has a stronger, lighter, and more streamlined rail; finished with a beautiful ultra-smooth melonite black coating. Convert your AR-15 type rifle to shoot the same 5.7x28 ammo as the legendary FN P-90 PDW!

The Radical Firearms 8.5 inch Upper Receiver is a flat top, law-enforcement grade, drop in receiver, ready to be mounted to any Mil-Spec AR-15 lower receiver! This fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. Comes complete and assembled with Upper Receiver, Forward Assist, Ejection Port Door, Barrel Nut. 8.5 inch HBAR Profile Barrel and A2 Flash Hider. Bolt Carrier Group and Charging Handle are additional. 8.5 inch HBAR Melonite Barrel. 4150 V Chrome Moly. 1 in 7 inch twist rate. 300 AAC BLACKOUT Chamber. 5/8x24 Thread Pitch. HPT/MPI.

The DDM4V7 Upper Receiver Group by Daniel Defense is constructed around a 16-inch, cold hammer forged barrel and comes equipped with the extra features and quality expected from Daniel Defense products. The interior of the barrel is chrome lined for a superior service life, and is topped with a Daniel Defense improved flash suppressor to greatly mitigate visible muzzle flash. The gas system is composed of a mid-length, direct impingement system with a pinned low profile gas block CNC machined from 4140 hardened steel.

Want to see ALL of our Gun.Deals Exclusive Prices? CLICK HERE TO CHECK OUT ALL THESE DEALS The Matador Arms Montgo-9 Complete 9mm Upper fits most AR-15/AR-9 Lowers. This upper features a 5.5-inch barrel crafted from 4140 steel with a black nitride finish. The billet aluminum upper receiver is hardcoat anodized to maximize its strength and durability.

AR15 CUSTOM UPPER 16" 556 PENCIL BFI QUADRAIL Specifications & Features: • Barrel: Bushmaster 5.56NATO 16" M4 pencil barrel with A2 Flash hider. • Chamber: 5.56NATO • Twist Rate: 1:8" • Gas System: Carbine-Length Direct Impingement with Flat Top Gas Block and Bayonet Lug • Handguard: Carbine Length Aluminum Quad Rail • Muzzle Device: A2 Flash Hider • Overall Length: 23.5" BOLT CARRIER GROUP OR CHARGING HANDLE IS NOT INCLUDED This item cannot be shipped to California, Connecticut, Maryland, New Jersey, New York, or Washington D.C.

AR-9 9MM 4.5" UNASSEMBLED COMPLETE PISTOL UPPER KIT / MLOKAR-9 9MM 4.5" UNASSEMBLED PISTOL UPPER / BCG AND CHARGING HANDLE / MLOK Barrel Length: 4.5" Barrel Profile: Straight Barrel Steel: 4150 Chrome Moly Vanadium  Barrel Finish: Nitride  Muzzle Thread: 1/2-36 Chamber: 9mm (9x19) Twist Rate: 1 in 10" Barrel Extension: 9mm, blowback Muzzle Device: A2 Flash Hider Receiver Material: ForgedReceiver Type: Flat Top AR-15, forward assist and dust cover included, black hardcoat anodized Hand guard Type: 4" Mlok Bolt Included: Yes (Hybrid AR-9) Bolt Steel: 8620 Charging Handle: Included, standard AR-1

SKU 51655128537 Brand Palmetto State Armory Model Number 51655128537 UPC 51655128537 DETAILS Barrel Length: 16" Gas System: Mid-length Barrel Profile: A2 Barrel Steel: Chrome-Moly Vanadium Barrel Finish: Nitride Chrome Lining: None Muzzle Thread: 1/2-28 Chamber: 5.56 NATO Twist Rate: 1:7 Barrel Extension: M4 Diameter at Gas Block: .750 Gas Block Type: F-marked Front Sight Base Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Hand guard Type: B5 Systems Polymer FDE Hand Guard Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158

SKU 51655111444 Brand Palmetto State Armory Model Number 51655111444 UPC 51655111444 DETAILS Barrel Length: 11.5" Barrel Profile: A2 Barrel Steel: Chrome Moly Vanadium Barrel Finish: Nitride Chrome Lining: No Muzzle Thread: 1/2-28 Chamber: 5.56 NATO  Twist Rate: 1:7 Barrel Extension: M4 Diameter at Gas Block: .750 Gas Block Type: Low-profile Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: A3 Handguard Type: Lightweight M-Lok 10.5" Free Float Rail Bolt Carrier Group Included: No Bolt Steel: N/A Bolt Carrier Profile: N/A

350 Legend offers great performance for hunting medium game with the AR15 platform. Being a straight walled cartridge, 350 legend allows for legal hunting in some states or jurisdictions with regulations that prohibit the use of bottleneck cartridges that are commonly used for hunting in the AR15/AR10 platforms. NOTE: Ensure you comply with all rules and regulations for your specific hunting area.

This Complete Upper includes the Slimline Handguard! INCLUDES: M4E1 THREADED ASSEMBLED UPPER RECEIVER Slimline Handguard 16" 5.56 CMV Gov. Barrel Low Profile Gas Block and Mid Length Gas Tube Product comes assembled This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tab M4E1 UPPER WITH NO FORWARD ASSIST FEATURES: No Forward Assist Custom enhanced forging that gives the upper receiver a "billet look" while maintaining the structural integrity of a forged part

This complete upper includes our Slimline Handguard. The slimline line of handguards have a unqiue milling profile, designed to maximize grip ergonimics and minimize weight while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.