Uppers Gun Parts

(3,506 deals total)

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 mid-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 5.56 Nato upper is compatible with any mil-spec AR-15 lower. This has the new handguard. More Information SKU 625N-UA556MM41617P-15M3 Weight (lbs) 6.000000 Magazine Capacity N/A Length 16 Profile M4 Contour Twist 1:7 Finish Parkerized Material 4150 Chrome Moly Vanadium

Awesome target / varmint setup for your next ar15 build. - 24″ 4150 CMV .936 Bull Barrel - Black nitride finish - 223 wylde chamber (shoots 5.56/223) - Rifle gas length - .936 gas block - Spiral flutes - Target crown - Dust cover - Forward assist - M4 feed ramps - Mil spec 7075-t6 aluminum receiver - Anodized black

Description The Bootleg upper receiver is machined from 7075 aluminum and mil spec hard anodized. It features a lightweight design and upgraded features to start your build off right. - Machined from forged 7075 Aluminum - Mil Spec Hard Anodizing - Forward assist eliminated for weight saving and reduced snag risk - Lightweight design 6.2 oz stripped (.8 oz lighter than a mil spec upper receiver) - 1.7 oz lighter than a mil spec upper receiver with hardware installed - Captured dust cover door pin eliminating the need for the E clip

Weight 7.2 oz Finish Anodized, Black Forward Assist Not Included Port Door / Dust Cover Not Included Receiver Material 7075 Aluminum T-Marks T-Marked Feed Ramps M4 MPN UR-556-FOR UPC 811745029207 SKU: 21364

Davidson Defense "Steel Serpent" AR-15 Rifle Featuring Davidson Defense Upper 5.56 NATO 16" QPQ Nitride 1:7T 15" M-Lok Gauntlet Arms Free Float Handguard Upper Build Kit (Assembled or Parts Kit) Caliber: 5.56x45 NATO / .223 Remington

Davidson Defense "Steel Serpent" AR-15 Rifle Featuring Davidson Defense Upper 5.56 NATO 16" QPQ Nitride 1:7T 15" M-Lok Gauntlet Arms Free Float Handguard Complete Upper Build (Assembled or Parts Kit) Caliber: 5.56x45 NATO / .223 Remington

This BCA AR-15 complete 350 Legend rifle length upper has a 20" heavy barrel with a 416R stainless finish, and features a 1:16 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 bolt carrier group, a flash hider, and a rear charging handle. This 350 Legend upper is compatible with any mil-spec AR-15 lower. This has the new handguard. More Information SKU 964N-UA350LCHB20116SSBUR-15M3 Weight (lbs) 5.850000 Magazine Capacity N/A Length 20 Profile Heavy Barrel Twist 1:16 Finish Stainless

This BCA AR-15 complete 5.56 Nato rifle length upper has a 16" M4 contour Cold Hammer Forged barrel with a black nitride finish, and features a 1:8 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 (Gen 2) handle (patent pending). This 5.56 Nato upper is compatible with any mil-spec AR-15 lower. More Information SKU 9744N-UASCH556CM41618MHF-15M3 Weight (lbs) 5.300000 Magazine Capacity N/A Length 16 Profile M4 Contour Twist 1:8 Finish Black Nitride

This Bear Creek Arsenal AR-15 Complete 5.56 rifle length upper has a 20" Bear Claw Heavy barrel with a Black Nitride finish, and features a 1:8 twist, with a rifle length gas system. It includes a Rifle Handguard, A2 Front Sight & 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 Color Black SKU 8995-UA556RHB2018SSBCF-RHGFS Weight (lbs) 7.250000 Magazine Capacity N/A Length 20 Profile Heavy Barrel Twist 1:8 Finish Black Nitride

This BCA AR-15 complete 300 Blackout rifle length upper has a 16" heavy barrel with a parkerized finish, and features a 1:8 twist rate, with a carbine 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 300 Blackout upper is compatible with any mil-spec AR-15 lower. This has the new handguard More Information SKU 635N-UA300CHB1618P-15M3 Weight (lbs) 5.750000 Magazine Capacity N/A Length 16 Profile Heavy Barrel Twist 1:8 Finish Parkerized Material 4150 Chrome Moly Vanadium

This Bear Creek Arsenal AR-15 Complete 5.56 rifle length upper has a 20" Government Cold Hammer Forged barrel with a Black Nitride finish, and features a 1:8 twist, with a rifle length gas system. It includes a Rifle Handguard, A2 Front Sight & Carry Handle, 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 9216-UA556RGVNT2018MHF-RHGFSCH Weight (lbs) 5.200000 Magazine Capacity N/A Length 20 Profile Government Twist 1:8 Finish Black Nitride

Description Finally get a quality, true-to-form reproduction M16A1 Upper Receiver for a fraction of the cost. These are machined from 7075-T6 forgings specifically designed to have the correct proportions and profile of the original M16A1 Upper Receiver. Machine work is performed by true craftsmen with careful attention to detail. These uppers are finished with Mil-Spec type 3 hard anodizing which has the best likelihood of matching most mil-spec forged lower receivers.

Description Stripped, semi-auto, billet upper receiver. Perfect platform for building your unique, mission-specific, AR-15 pistol caliber rifle/pistol. Made from a high-strength, 7075 T6 aluminum for durability. Mil-Spec, MIL-A-8625 Type III hardcoat anodized finish adds extra strength and delivers superior abrasion-resistance for rugged field use. Precision-machined to ensure drop-in installation of Mil-Spec, aftermarket components. Weight 7.8oz. Weight 0.0000 oz Feed Ramps None Finished Anodized Black Forward Assist Not Compatible Port Door / Dust Cover Not Compatible

Electroless Nickel Teflon has continually proven to outperform traditional Anodizing and Phosphate coatings by leaps and bounds! The increased reliability, corrosion resistance and ease of maintenance make this upgrade a no-brainer. PLEASE NOTE: These uppers are being sold at a discounted rate due to minor imperfection in the base metal. These imperfections are very common but are usually hidden when anodized. Nickel Teflon does not hide them as well. In no way shape or form will these blemishes affect functionality. Features: Forged & machined by Cerro Forge (Key Hole)

This BCA AR-15 complete 300 Blackout pistol length upper has a 7.5" heavy 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 7075 billet aluminum 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 935N-UA300PHB7.518PBUR-7M3 Weight (lbs) 3.500000 Magazine Capacity N/A Length 7.5 Profile Heavy Barrel Twist 1:8 Finish Parkerized Material 4150 Chrome Moly Vanadium

This item ships in OEM packaging, not retail packaging. Cannon Store Parts may have cosmetic blems such as machining marks, pock marks, and other small imperfections.

This Aero Precision M4E1 Threaded AR-15 upper receiver group comes completely assembled with 16” 5.56 barrel and the ATLAS R-ONE M-LOK handguard. This barreled upper receiver group does not include BCG or charging handle allowing you to choose your favorites for your build. The upper receiver is, however, fully assembled with forward assist and dust cover. The M4E1 threaded upper is made from forged 7075-T6 aluminum with a billet machined look that matches the lower and handguard.

DD Custom Arms ELITE Series "Stars and Stripes" AR-15 Pistol Featuring Aero Precision Upper 5.56 NATO 14.5" QPQ Nitride 1:7T Picatinny MMC Armory Handguard Upper Build Kit (Assembled or Parts Kit) Caliber: 5.56x45 NATO / .223 Remington

DD Custom Arms ELITE Series "Stars and Stripes" AR-15 Pistol Featuring Aero Precision Upper 5.56 NATO 14.5" QPQ Nitride 1:7T Picatinny MMC Armory Handguard Complete Upper Build (Assembled or Parts Kit) Caliber: 5.56x45 NATO / .223 Remington

AR-10 8" 8.6 Blackout Big Gunner Upper Assembly / MuzzlokAR-10 8" 8.6 Blackout Big Gunner Upper Assembly / Muzzlok is a perfect addition to your AR-10 build.

SKU 51655105734 Brand Palmetto State Armory Model Number 51655105734 UPC 51655105734 DETAILS Barrel Length: 16" Gas System: Carbine-length Barrel Profile: M4 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: Low-profile Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Handguard Type: PSA 13.5" M-Lok Lightweight Rail Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158

Davidson Defense "Halcyon's Special" AR-15 Pistol Featuring Davidson Defense Upper 7.62x39mm 10.5" 4150 CMV Phosphate 1:10T 9" M-Lok Guntec Free Float Handguard Complete Upper Build (Assembled or Parts Kit) Caliber: 7.62x39

MPN#: APAR610401AC The AR15 Assembled Upper Receiver comes with the port door already installed. This specific model does not have forward assist provisions. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil-spec M16/M4 specifications and features M4 feedramps. Match this upper with one of our AR15 lower receivers for a solid and dependable fit. Note: The no-forward assist upper receivers use a custom forging designed to work specifically with mil-spec port doors. It may not work with aftermarket port doors. Features: M4 Feedramps

The AR15 Stripped Upper Receiver is one of our most popular products. Forged from 7075-T6 aluminum, this stripped upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps. On this specific model, the forward assist provisions have been removed. Match this upper with one of our AR15 lower receivers for a solid and dependable fit. Note: The no-forward assist upper receivers use a custom forging designed to work specifically with mil-spec port doors. It may not work with aftermarket port doors. Features: M4 Feedramps .250 takedown pin holes

This upper receiver and BCG combo is the perfect core for the lefty shooters out there looking to start their next build. This kit includes both a left-handed upper receiver and bolt carrier group which are the two primary components needed to allow for left handed ejection on AR15 pattern rifles. UPPER RECEIVER FEATURES: T-Marked Picatinny rail M4 Feedramps Anodized Black finish Left handed BCG cam channel Left handed ejection port BCG FEATURES: Left side ejection-oriented ejector, extractor, and cam pin path. Left side forward assist serrations Nickle Boron Finish C158 Bolt

More Information SKU 9217N-UASCH410SGPM420PUT-15M3 Weight (lbs) 5.750000 Magazine Capacity N/A Length 20 Profile M4 Contour Finish Parkerized Material 4150 Chrome Moly Vanadium Thread Pitch Non-Threaded Caliber .410 Flutes Non-fluted Gas System Pistol Length Gas Block System 0.750 Charging Style Right Side Charging Classification Complete Upper Assembly Platform AR-15 Bolt Material E9310 Receiver Material Billet

Davidson Defense "Boss Hog" AR-15 Pistol Featuring Davidson Defense Upper 5.56 NATO 10.5" 4150 CMV Nitride 1:8T Carbine M-Lok A*B ARMS Drop-In Handguard Complete Upper Build (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

Davidson Defense "Ancient One" AR-15 Pistol Featuring Davidson Defense Upper 5.56 NATO 10.5" 4150 CMV Nitride 1:8T Carbine Picatinny A*B ARMS Drop-In Handguard Complete Upper Build (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

Attachment Type : M-LOK Barrel Length : 16.00 Item Height (Inches) : 2.375 Barrel Contour : Lightweight Cartridge : 350 Legend Gas Block Diameter : N/A Color : Black Finish : Matte Hand : Right Gas System Length : NA Item Weight (lbs) : 4.375 Material : Aluminum Item Width (Inches) : 2.500 Item Length (Inches) : 23.375 Quantity : 1 Model Number : BRN-180 Kit : Full Muzzle Device Diameter : 0.625 Make Model Fit : Brownells.BRN-180 Muzzle Threads : 1/2"x28 Receiver Style : Complete Twist : 1-16 Brownells sku: 430103461 MPN#: BRN 350 Legend UPC#: 050806500389

Description Get started on your new AR-15 build with this Aero Precision Barreled Upper Receiver. It features a 16” barrel chambered in 5.56 NATO. It features a pinned front sight gas block and carbine length gas system a Magpul MOE SL M-LOK handguard. The upper receiver is forged from aluminum to Mil-Spec dimensions and hardcoat anodized black. Pick out your favorite bolt carrier group and charging handle and you have a complete upper receiver. Features: - 16” barrel chambered in 5.56 NATO - Pinned front sight gas block - Carbine length gas system

Matador Arms Montgo-9 Upper Receiver Assembly - Gen2, FDEMatador Arms would like to proudly introduce the MAT-9, the NEXT Generation blowback bufferless and monolithic (self-contained) upper receiver for lower receivers and almost all 9mm magazines. This upper receiver is side-folding compatible and features Matador Arms patent-pending EZTS "Easy Take-down System" with no tools required to break down the upper for maintenance and cleaning. The 9mm upper is machined for maximum weight reduction, slim profile, and compatibility with bolt catches and lower receivers.

Matador Arms "Montgo-9 Mil-Spec" 5.5" AR-15 Pistol Featuring Matador Arms UpperComplete Upper Build (Assembled or Unassembled) Caliber:Caliber: 9mm / 9x19A 9mm AR pistol might be the most fun of all the ways to shoot one of the most popular calibers. In an AR platform that is more compact and mobile than a full rifle build, you have the same low recoil versatility that 9mm offers.

SKU 5165450505 Brand Palmetto State Armory Model Number 5165450505 UPC 5165450505 DETAILS PSA 8.5" PISTOL-LENGTH 300AAC 1/7 NITRIDE 7" LIGHTWEIGHT M-LOK UPPER WITH BCG & CH Barrel Length: 8.5" Gas System: Pistol Length Barrel Profile: Heavy Barrel Steel: 4150V Barrel Finish: Nitride Chrome Lining: None Muzzle Thread: 5/8-24 Chamber: 300AAC Blackout Twist Rate: 1:7 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

Davidson Defense "Cobra King" AR-15 Pistol Featuring Davidson Defense Upper 5.56 NATO 10.5" 4150 CMV Nitride 1:8T Carbine M-Lok Strike Industries Drop-In Handguard Complete Upper Build (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

This Bear Creek Arsenal AR-15 Complete 7.62x39 rifle length upper has a 16" heavy barrel with a parkerized finish, and features a 1:10 twist rate, with a Carbine length gas system. It includes a 15 1/4" MLOK rail, a M4 flat-top billet upper receiver, a BCA Bolt Carrier Group, Flash Hider, and a right-side charging (Gen2) handle (patent protected). This 7.62x39 upper is compatible with any mil-spec AR-15 lower. This has the new handguard and a spiral flash hider. More Information SKU 911N-UASCH762CHB16110P-15M3 Weight (lbs) 5.800000 Magazine Capacity N/A Length 16 Profile Heavy Barrel

SKU 7779344B Brand Palmetto State Armory Model Number 7778344B UPC 7779344B DETAILS 16" Barrel Length 5.56 NATO Chamber 1 in 7" twist 4150V Chrome Moly Steel Barrel, Nitride Carbine-length Gas System M16 Full Auto Bolt Carrier  C158 MPI/HPT Bolt Charging Handle ** These uppers will have cosmetic blemishes that do not affect function. This may include, but is not limited to, forging marks under the finish, scratches, slight variation in the finish color coat. FEATURES

SKU: 516445338 UPC: 516445338 MFR#: 516445338 - 16" Barrel length - 4150V Chrome Moly Vanadium Steel - 5.56 Nato Chamber - Melonite Finish - 1 in 7" twist rate - M4 Feed ramps - F-Marked Front sight post - A2 Flash Hider - Sling Loop - Standard Gray Hand Guards  - Forged Upper Receiver - M16 Bolt Carrier Group - Carpenter 158 Bolt - Charging Handle

DD Custom Arms "Lightshow - Short" AR-15 Pistol Featuring Davidson Defense Upper 5.56 NATO 12.5" 416R SS Nitride 1:7T 12" M-Lok Guntec Free Float Handguard Complete Upper Build (Assembled or Parts Kit) Caliber: 5.56x45 NATO / .223 Remington

Davidson Defense "Halcyon's Special" AR-15 Pistol Featuring Davidson Defense Upper 7.62x39mm 10.5" 4150 CMV Phosphate 1:10T 9" M-Lok Guntec Free Float Handguard Upper Build Kit (Assembled or Parts Kit) Caliber: 7.62x39

This BCA AR-10 complete .243 rifle length upper has a 24" 416R Stainless Steel Light-weight barrel, and features a 1:8 twist rate, with a rifle length gas system. This upper features our lightweight barrel profile which reduces weight by 1 lb. over traditional contours. 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 side charging handle. This 243 is compatible with 1st gen DPMS low profile lowers. More Information SKU 9303N-UASCH243RLW2418SS-15MSR Weight (lbs) 8.500000 Magazine Capacity N/A Length 24

Davidson Defense "Temporal Vortice" LR-308 Rifle Featuring Davidson Defense Upper 6.5 Creedmoor 20" 4150 CMV Nitride 1:8T 17 M-Lok Gauntlet Arms Freefloat Handguard Complete Upper Build (Assembled or Parts Kit) Caliber: 6.5 Creedmoor / 6.5x48mm

Davidson Defense "Temporal Vortice" LR-308 Rifle Featuring Davidson Defense Upper 6.5 Creedmoor 20" 4150 CMV Nitride 1:8T 17 M-Lok Gauntlet Arms Freefloat Handguard Upper Build Kit (Assembled or Parts Kit) Caliber: 6.5 Creedmoor / 6.5x48mm

SKU 5165491121 Brand Palmetto State Armory Model Number 5165491121 UPC 5165491121 DETAILS Barrel Length: 8.5" Gas System: Pistol Length Barrel Profile: Heavy Barrel Steel: 4150V Barrel Finish: Nitride Chrome Lining: None Muzzle Thread: 5/8-24 Chamber: 300AAC Blackout Twist Rate: 1:7 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 7" Lightweight M-Lok Free Float Rail Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158

MMC Armory AR-15 Sandblasted Stripped Upper Receiver GENERAL INFO: General Upper Receiver Info: Upper receivers mount and house the barrel, handguard, and gas system in an AR-15. Mil-Spec upper receivers are made to "military specification" which means they either match or exceed the military requirements imposed on the design. This receiver features a full-length 1913 Picatinny rail section on the top for mounting optics and iron sights a brass deflector and a standard forward assist section. ABOUT THIS UPPER:

NOTE: This part features a colored anodized finish. These finishes are held to different aesthetic standards than parts finished in black anodizing or Cerakote. For more information on colored anodizing visit our Knowledge Center.

NOTE: This part features a colored anodized finish. These finishes are held to different aesthetic standards than parts finished in black anodizing or Cerakote. For more information on colored anodizing visit our Knowledge Center.

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

NOTE: This part features a colored anodized finish. These finishes are held to different aesthetic standards than parts finished in black anodizing or Cerakote. For more information on colored anodizing visit our Knowledge Center.

NOTE: This part features a colored anodized finish. These finishes are held to different aesthetic standards than parts finished in black anodizing or Cerakote. For more information on colored anodizing visit our Knowledge Center.

SKU 51655141830 DETAILS Barrel Length: 10.5" Gas System: Carbine Length Barrel Profile: A2 Style Barrel Steel: Cold Hammer Forged Chrome Moly Vanadium Barrel Finish: Phosphate Chrome Lining: Yes, bore and chamber Muzzle Thread: 1/2-28 Chamber: 5.56 NATO Twist Rate: 1:7 Barrel Extension: M4 Diameter at Gas Block: .750 Gas Block Type: .750 Low Profile Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Handguard Type: PSA 9" Lightweight M-Lok Rail Bolt Carrier Group Included: Yes Bolt Steel: Nickel Boron, Carpenter 158

Must use coupon code MAR at check out Every rifle build deserves a good foundation and this carbine kit provides just that. This is a great start to custom rifle build. Assembled and barreled upper receiver with our 16” .223 Wylde SEPR Polygonal Mid 1-7 barrel with nitride finish (Available for a limited time). BCG and charging handle not included. All components are custom Cerakoted by a certified applicator. 7075 Forged Alpha Precision Works Corporation lower receiver 7075 Forged Upper receiver 15” Super Slim MLOK Rail Must be shipped to an FFL.

This Bear Creek Arsenal AR-15 Complete 5.56 rifle length upper has a 20" Government Cold Hammer Forged barrel with a Black Nitride finish, and features a 1:8 twist, with a rifle length gas system. It includes a Rifle Handguard, A2 Front Sight & 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 9048-UA556RGVNT2018MHF-RHGFS Weight (lbs) 5.200000 Magazine Capacity N/A Length 20 Profile Government Twist 1:8 Finish Black Nitride

MORIARTI AR-9 9MM 4.5" DIAMOND CUT 4" MLOK UPPER ASSEMBLY / MULTIPORT / CHThe Moriarti AR-9 9mm 4.5 Diamond Cut 4 M-Lok Upper Assembly with a multiport feature, including an AR-15 Milspec Charging Handle, is a specialized upper receiver assembly designed for AR-style pistol-caliber carbines, particularly those chambered in 9mm.

SKU: 3524 The NBS AR-9 Billet Upper Receiver is a quality, American made billet upper designed to be used on Pistol Caliber Carbine (PCC) builds. Most often PCC builds are either 9mm or .45 ACP. This billet upper features a unique design that sets it apart from traditional forged upper receivers. Manufactured to exacting standards on five axis CNC machines from a solid block of aircraft grade aluminum, this stripped upper not only looks good… it is built to last. No Feedramps Compatible with mil-spec forged lower receivers and most billet lower receivers .250 takedown / pivot pin holes

Davidson Defense "Turbo Tracer" AR-15 Pistol Featuring Davidson Defense Upper.300 Blackout 10.5" 4150 CMV Nitride 1:8T7 M-Lok Gauntlet Arms Freefloat Handguard Upper Build Kit (Assembled or Parts Kit) Caliber:.300 AAC Blackout / 7.62x35mmOne of the most popular self-defense calibers available on the market is the .300 Blackout. It is commonly known for its stopping power at close range and quietness when suppressed. This.300 Blackout Pistol Upper Build Kit can create the optimal home defense style setup.

STRK-25224-SB MMC Combos AR-15 Builder Starter Sets Featuring: 15" M-Lok Handguard, AR-15 Mil-Spec Upper, Dust Door, and Forward Assist

This BCA AR-10 complete .308 Sporter rifle length upper has a 20" parkerized straight fluted 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 rear charging handle. This slick side has no forward assist or dust cover. This .308 upper is compatible with 1st gen DPMS low profile lowers. More Information SKU 595N-UASP308RMW20110PF-15MSR Weight (lbs) 8.250000 Magazine Capacity N/A Length 20 Profile Heavy Barrel Twist 1:10

SKU 516445214 Brand Palmetto State Armory Model Number 516445214 UPC 516445214 DETAILS PSA 18" RIFLE LENGTH 223 WYLDE 1/7 STAINLESS STEEL 15" LIGHTWEIGHT M-LOK UPPER WITH BCG & CH Barrel Length: 18" Gas System: Rifle-length Barrel Profile: A2 Style Barrel Steel: 416R Barrel Finish: Stainless Steel Chrome Lining: None Muzzle Thread: 1/2-28 Chamber: 223 Wylde 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: M4

BCG/Upper/CH Build Kit - M16 Black Nitride Bolt Carrier Group + BLEM Anodized Upper Receiver + Mil-Spec Charging HandleThis upper receiver build kit is comprised of the following items and comes with everything that you need to build out your upper.Be sure to select any of or dust cover options from the dropdown menu!Includes:Complete 5.56 Polished Black Nitride Bolt Carrier GroupM4 Flat Top Upper Receiver - StrippedStandard M4 5.56 Charging Handle - 7075 Aluminum Component Features:RTB 5.56 Black Nitride BCGEnhanced 9310 Steel (Bolt)8620 Tool Steel (Carrier)Mil-Spec Extractor Spring, black ex

Want to see ALL of our Gun.Deals Exclusive Prices? CLICK HERE TO CHECK OUT ALL THESE DEALS SPECIFICATIONS: Caliber: 5.56 NATO Classification: Rifle Barrel: ELD Performance Ronin 16" 5.56 NATO, Carbine Gas, Government Profile, 1:8T, Nitride M4 Barrel Extension, 4150 CrMoV, Nitride, .750" Gas Block Journal Twist Rate: 1:8T Thread Pitch: 1/2x28 Upper Receiver: Davidson Defense Mil-Spec AR-15 Upper w/ M4 Feedramps - 7075 T6 Aluminum