Firearm Kits Gun Parts

(1,780 deals total)

Davidson Defense "Fennek" AR-15 Rifle Featuring Anderson Mfg. Upper 5.56 NATO 16.5" 4150 CMV Nitride 1:7T 15" M-Lok Lakota Ops Free Float Handguard Complete Upper Build W/ .22 LR Conversion Kit (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

Davidson Defense "Hondo" AR-15 Pistol Featuring Davidson Defense Upper 6.5 Grendel 12.5" 4150 CMV Nitride 1:8T 12" M-Lok Davidson Defense Freefloat Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 6.5 Grendel / 6.5x39mm

DD Custom Arms 'Vampire Bat' LR-308 Rifle Full Kit Featuring Davidson Defense Upper .308 WIN 16" 4150 CMV QPQ Nitride 1-10T 15" M-Lok Handguard (Assembled or Unassembled) Caliber Info: - Caliber Info:

Davidson Defense "The Invader" AR-15 Pistol Side Charging Upper Receiver 9" .300 BLK OUT 4150 CMV QPQ Nitride 1-7T Barrel 10" M-Lok Handguard (Includes Everything Minus Lower) (Assembled or Unassembled)

DD Custom Arms 'Colugo' LR-308 Rifle Full Kit Featuring Aero Precision Upper Ballistic Advantage .308 WIN 16" Nitride Barrel 15" M-Lok Handguard (Assembled or Unassembled) Caliber Info: - Caliber Info:

Davidson Defense 'Aviere' AR-15 Rifle Full Kit Featuring Davidson Defense Upper .350 Legend 16" 4150 CMV QPQ Nitride 1-16T 15" M-Lok Handguard (Assembled or Unassembled) Caliber Info: - Caliber Info:

Davidson Defense "Patras" AR-15 Pistol Upper Receiver 4" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 4" M-Lok Handguard (Includes Everything Minus Lower) (Assembled or Unassembled) Caliber: Of All The Ways To Shoot One Of The Most Popular Calibers, A 9mm AR Pistol Might Be The Most Fun. You Get That Same Low Recoil Versatility That 9mm Offers In An AR Platform That Is More Compact And Mobile Than A Full Rifle Build. With All The Options That We Keep Available For You, You Can Get Your 9mm Pistol Built With Very Little Hassle, Very Low Cost, And Have It Set Up Just The Way You Want It.

Davidson Defense "Cisticola" AR-15 Upper Receiver 16" 5.56 NATO 4150 CMV QPQ Nitride 1-8T Barrel Premium 15" M-Lok Handguard (Includes Everything Minus Lower) (Assembled or Unassembled) Caliber: This 5.56 Upper Offers Amazing Stopping Power And Accuracy Which Makes It The Perfect Option For An AR Rifle. We've Felt That This Amazing Blend Of Attributes Made This Kit Adaptable In Its Use And Ability To Be Used Anywhere Under Every Circumstance.

Davidson Defense "Lightshow III w/ Optic - Blue" AR-15 Rifle Featuring Davidson Defense Upper 5.56 NATO 16.5" 4150 CMV Nitride 1:7T 15" M-Lok Guntec Freefloat Handguard Full Build Kit w/ Northtac Assault Scope 1-4x28 (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

Davidson Defense "Range Admin" AR-15 Rifle Featuring Aero Precision Upper 5.56 NATO 16" 4150 CMV Nitride 1:8T 15" M-Lok Aero Precision Freefloat Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

DD Custom Arms "Tuatara" AR-15 Pistol Featuring A Billet Upper Receiver 10.5" Ballistic Advantage 5.56 NATO 4150 CMV QPQ Nitride 1-7T Barrel Premium Guntec 9" M-Lok Handguard (Includes Everything Minus Lower) (Assembled or Unassembled) Caliber: This 5.56 NATO Upper Build Kit Presents The Perfect Solution To Getting That Same Versatile, Reliable Performance Out Of A 5.56 NATO Round, But From A Smaller, More Compact Package. With All The Upper Build Kit Options That We Have Here, Your Pistol Can Be Exactly As Agile, Mobile, Compact, And Loud As You Want It To Be.

Davidson Defense "Tingidae" AR-15 Featuring Davidson Defense Upper 5.56 NATO 16" 4150 CMV Nitride 1:8T 15" M-Lok Lakota Ops Free Float Handguard Full Build Kit (Assembled or Unassembled) Barrel: - Barrel: ELD Performance AR-15 16", 5.56 NATO, Government Profile, M4 Barrel Extension, Nitride, Carbine Gas, Rifle Barrel

New Retail Packaging 15" Ultra-Light Hand Guard MLOK Enforcer Oversized Ambidextrous Charging Handle Forward Assist Billet Dust Cover Enforcer AR Pistol Grip Oversized Trigger Guard Ambidextrous Safety Extended Magazine Release Takedown Pins QD End Plate Buffer Tube Low Profile .750 Gas Block .223 Heat Breaker 816397026628-P

Davidson Defense "Lightshow III - Black" AR-15 Rifle Featuring Davidson Defense Upper 5.56 NATO 16.5" 4150 CMV Nitride 1:7T 15" M-Lok Guntec USA Free Float Handguard Full Build Kit w/ Optic (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

Davidson Defense "Lightshow III - Grey" AR-15 Rifle Featuring Davidson Defense Upper 5.56 NATO 16.5" 4150 CMV Nitride 1:7T 15" M-Lok Guntec Freefloat Handguard Full Build Kit w/ Optic (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

DD Custom Arms "Ani Bird" AR-15 Featuring Davidson Defense Upper 5.56 NATO 11.5" 4150 CMV Nitride 1:8T 10" M-Lok 2A Armament Free Float Handguard Full Build Kit (Assembled or Unassembled) Barrel: - Barrel: Rosco Manufacturing 11.5" Bloodline 5.56 NATO, Carbine gas, M4 Contour, 1-7T, Nitride Barrel This Upper Features A 11.5" Rosco Manufacturing Barrel Chambered In 5.56 NATO. This Barrel Is Made From 4150 CMV With A QPQ Nitride Finish Along With A 1/2x28 Thread Pitch And 1-7 Twist Rate Muzzle Device: - Muzzle Device: Strike Industries Miller Comp Muzzle Device - 1/2x28

DD Custom Arms "Petro" AR-15 Featuring A Mil-Spec AR-15 Upper Receiver 18" Ballistic Advantage 5.56 NATO 4150 CMV QPQ Nitride 1-7T Barrel Premium Lakota Ops 17" M-Lok Handguard (Includes Everything Minus Lower) (Assembled or Unassembled) Built On An Upper Receiver Forged From 7075-T6 Aluminum. This Stripped Upper Is Precision Machined To Mil-spec M16/M4 Specifications And Features M4 Feedramps. Included is a Ballistic Advantage SPR AR-15 16" Rifle Gas, Nitride Barrel. This barrel is chambered in 5.56 NATO. This Barrel Also Has A Thread Pitch Of 1/2x28 And A Twist Rate Of 1-8.

Barrel: Phosphate coated chrome-moly barrel. Chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a carbine-length gas system. Barrel is finished off with a classic ODG carbine-length handguard, F-Marked gas sight base, and A2 flash hider. Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer.

SKU 51655118761B Brand Palmetto State Armory Model Number 51655118761B UPC 51655118761B DETAILS Barrel Length: 16" Gas System: Carbine-Length Barrel Profile: M4 Barrel Steel: 4150V Chrome Moly Barrel Finish: Nitride Chrome Lining: No 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 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Handguard Type: PSA 13.5" Lightweight M-Lok Free Float Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158

Davidson Defense "Lighthouse" AR-15 Rifle Featuring Davidson Defense Upper .350 Legend 18" 4150 CMV Nitride 1:16T 17" M-Lok Freefloat Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: .350 Legend / 9x43mm

Gorilla Machining GM-15 Stripped Upper Receiver is machined from 7075 T7 Aluminum forging. Featuring M4 feed ramps, this upper receiver is machined to Military Specifications & Standards and can be used with multiple calibers on the AR-15 platform. This upper receiver comes in type III hard coat black anodize. The Tactical M4A4 upper receiver comes with Ar-15 charging handle , forward assist and dust cover. Features: Precision machined to correct Mil-Specs from 7075 T6 Forgings Anchor Harvey Upper Receiver Fully MIL-STD M4A4 Mil-Std 1913 Rail for mounting optics and accessories

AR 40S&W 16" MA-40 Slick Side Rifle Kit IS BUILD ON A SLICK SIDE BILLET UPPER RECEIVER, WITHOUT LRBHO. KIT COMES WITH EVERYTHING YOU NEED TO COMPLETE YOUR BUILD EXCEPT THE LOWER RECEIVER, CAN BE PURCHASED SEPARATELY. This kit is compatible with AR-9 Glock Style lower receiver and Glock Mags. KIT FEATURES: BARREL - 16" AR-40 MATCH GRADE AR BARREL. 4150 CROMOLY STEEL. BLACK NITRIDE FINISH. CHAMBERED IN 40S&W. TWIST: 1:16. .578X28 MUZZLE BRAKE THREADS. BARREL IS FINISHED OFF WITH OCTAGONAL MUZZLE BRAKE.

Davidson Defense "Short Round" AR-15 Rifle Featuring Aero Precision Upper 6mm ARC 16" 416R SS Bead Blasted 1:7T 15" M-Lok Davidson Defense Free Float Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 6mm ARC / 6x38mm

SKU 5165448203 Brand Palmetto State Armory Model Number 5165448203 UPC 5165448203 DETAILS Barrel Length: 16" Gas System: Midlength Barrel Profile: A2 Barrel Steel: Cold Hammer Forged Steel Barrel Finish: Phosphate Chrome Lining: Extra Thick 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" Lightweight M-Lok Rail Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158

078-000-686WB BRN-180 16" Build Kit .223 Wylde Cartridge: 223 Wylde Barrel Length: 16" Finish: Nitride Description Specs

You provide the bolt carrier group and stripped lower, and Black Rain Ordnance® provides all the quality components you need to create a very nice AR-15. It features a slim 12" M-LOK rail for accessories, Magpul furniture, and a premium Flat Dark Earth finish for corrosion resistance. Note: Lower receiver and bolt carrier group not included.

SKU 5165449537 Brand Palmetto State Armory Model Number 5165449537 UPC 5165449537 DETAILS - Barrel Length: 16" - Gas System: Midlength  - Barrel Profile: A2 - Barrel Steel: 4150 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" Lightweight M-Lok Rail - Bolt Carrier Group Included: Yes

SKU 51655110321 Brand Palmetto State Armory Model Number 51655110321 UPC 51655110321 DETAILS Barrel Length: 10.5" Barrel Profile: A2 Gas System: Carbine-length Barrel Steel: 4150V Chrome Moly Vanadium Barrel Finish: Phosphate 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 Aluminum Receiver Type: M4 Handguard Type: PSA 9" Lightweight M-Lok Rail Bolt Carrier Group Included: Yes

SKU 51655109060 Brand Palmetto State Armory Model Number 51655109060 UPC 51655109060 DETAILS A high-quality lower build kit with everything you need to assemble your AR-15 lower into a pistol. Features Enhanced Polished Trigger (EPT), Magpul Grip, Magpul Trigger Guard, and black oxide coated hammer and trigger springs. This kit is completed with the new Magpul BSL Arm Brace, castle nut, latch plate, carbine buffer spring, 5 positioning mil-spec buffer tube, and standard carbine buffer. Everything you need to finish your stripped lower! FEATURES Magpul BSL Arm Brace:

430-101-200WB BROWNELLS GEISSELE 5.56 SUPER DUTY RIFLE BUILD KIT BLACK Mfr Part: 05-1626B Finish: Cerakote The Geissele Super Duty Build kit features the quality and workmanship you've come to expect from the Geissele name.

100-042-618WB AR-15 5.56 Super Duty Rifle Build Kit DDC Mfr Part: 051626S Item Details Barrel Length: 16" Cartridge: 5.56 mm NATO Finish: DDC Made in the USA The Geissele Super Duty Build kit features the quality and workmanship you've come to expect from the Geissele name.

Barrel: 10.5″ 4150 Chrome Moly Vanadium Chamber: 40 S&W Twist: 1 in 16” Thread: .578x28 Blowback Gas System - No Gas Block A4 flat top anodized upper receiver, slick side, no forward assist and dust cover Slim Octagonal Cone 10" Free Float Mlok Slim Handguard (rails may differ in design based on stock availability, the same excellent quality) 40mm Complete Bolt Carrier Group AR-15 Milspec Charging Handle AR-15 Mil Spec Lower Parts Kit, standard Milspec Tube kit with, Heavy 8oz Buffer, and spring SBA3 Brace

Davidson Defense "Arda" AR-15 Rifle Featuring Davidson Defense Upper 6.5 Grendel 16" 4150 CMV Nitride 1:8T 12 M-Lok Guntec Freefloat Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 6.5 Grendel / 6.5x39mm

Davidson Defense "Arda" AR-15 Rifle Featuring Davidson Defense Upper 6.5 Grendel 16" 4150 CMV Nitride 1:8T 12 M-Lok Guntec Freefloat Handguard Complete Upper Build (Assembled or Unassembled) Caliber: - Caliber: 6.5 Grendel / 6.5x39mm

Davidson Defense "Far Range" AR-15 Rifle Featuring Davidson Defense Upper .223 Wylde 24" 416R SS Nitride 1:8T 15" M-Lok Lakota Ops Free Float Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

Includes: AR15 Assembled Upper Receiver in Anodized Black AR15 Gen 2 Stripped Lower Receiver in Anodized Black Upper Receiver Features: Platform: AR15 Material: Machined from 7075-T6 forged aluminum M4 Feedramps .250” takedown pin holes Includes port door and forward assist Works with standard AR15 components Lower Receiver Features: Platform: AR15 Material: Machined from 7075-T6 forged aluminum Markings: "Cal Multi" Upper Tension Screw Flared Magwell Rear takedown pin detent hole is threaded for a 4-40 set screw Works with standard AR15 components and magazines

MPN#: APCS100789 The October Builder Sets are here and ready to slither their way into your first build of Fall. Featuring an intricate OD Snakeskin Cerakote finish expertly applied by Blowndeadline Custom Cerakote. These Builder Sets are a surefire way to make your next AR15 or AR308 build standout from the rest.

MPN#: APCS100786 The October Builder Sets are here and ready to slither their way into your first build of Fall. Featuring an intricate OD Snakeskin Cerakote finish expertly applied by Blowndeadline Custom Cerakote. These Builder Sets are a surefire way to make your next AR15 or AR308 build standout from the rest.

MPN#: APCS100785 he October Builder Sets are here and ready to slither their way into your first build of Fall. Featuring an intricate OD Snakeskin Cerakote finish expertly applied by Blowndeadline Custom Cerakote. These Builder Sets are a surefire way to make your next AR15 or AR308 build standout from the rest.

MPN#: APCS100783 The October Builder Sets are here and ready to slither their way into your first build of Fall. Featuring an intricate OD Snakeskin Cerakote finish expertly applied by Blowndeadline Custom Cerakote. These Builder Sets are a surefire way to make your next AR15 or AR308 build standout from the rest.

100-039-982WB FM-9 9mm Builder Kit 16" Cartridge: 9 mm Luger Finish: Black Style: Stripped The FM Products AR-15 9mm Build Kits give you a jump start on joining the trend of fun to build, fun to shoot PCCs. FM Products has built up a solid reputation as a quality supplier of pistol caliber AR-15 components and these Build Kits take many of those key components and bundle them together to save you time and money.

100-039-980WB FM-9 9mm Builder Kit 5" Cartridge: 9 mm Luger Finish: Black Style: Stripped Description Specs The FM Products AR-15 9mm Build Kits give you a jump start on joining the trend of fun to build, fun to shoot PCCs. FM Products has built up a solid reputation as a quality supplier of pistol caliber AR-15 components and these Build Kits take many of those key components and bundle them together to save you time and money.

The FM Products AR-15 9mm Build Kits give you a jump start on joining the trend of fun to build, fun to shoot PCCs. FM Products has built up a solid reputation as a quality supplier of pistol caliber AR-15 components and these Build Kits take many of those key components and bundle them together to save you time and money. Included in the 9mm Build kit is a stripped, Glock magazine compatible lower receiver, a complete 9mm bolt, a heavy buffer, a .308 buffer spring, a thread protector, and your choice of 5”, 7”, or 9.75" 9mm barrel.

Quick Overview SKU: 5165450545 UPC: 5165450545 MFR#: 5165450545 Barrel Length: 16"  Gas System: Mid-Length Barrel Profile: A2 Style Barrel Steel: 4150V Chrome Moly Barrel Finish: Nitride Chrome Lining: No 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 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Hand guard Type: PSA 15" Lightweight M-Lok Free Float Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158

SKU: 508067 UPC: 508067 MFR#: Barrel length 18" Cold Hammer Forged Barrel Machine Gun Steel 5.56 Nato Chamber 1 in 7" twist Mid-Length Gas System High pressure tested Magnetic particle inspected M4 feedramps Forged, flat top upper T-marks PSA Classic Lower Build Kit

SKU: 5165491323 UPC: 5165491323 MFR#: 5165491323 - Barrel Length: 16" - Gas System: Midlength  - Barrel Profile: A2 - Barrel Steel: 4150 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 15" Lightweight M-Lok Rail - Bolt Carrier Group Included: Yes - Bolt Steel: Carpenter 158

Quick Overview free shipping Free Shipping applies to this item only and not the entire order. SKU: 5165452531 UPC: 5165452531 MFR#: 5165452351 16" Barrel Length A2 Profile Barrel Chrome Moly barrel 5.56 Nato Chamber 1 in 7" twist rate F-Marked Front sight post A2 Flash Hider Sling Loop Standard Gray Hand Guards w/ heat shields Forged upper receiver Bolt Carrier Group Charging Handle  PSA Gray Freedom Lower build kit

Item #: msf-16-5-56-223-rifle-build-kit This AR-15 build kit includes everything you need to complete your stripped lower into a functioning AR15. The upper will be fully assembled and test fired. The lower components can easily be assembled into your receiver. Use the takedown pins to attach the two components, and you are good to go! Be sure to scroll through the options and select parts to best fit your needs and make your weapon unique. Choose your components to complete your AR-15!

Davidson Defense "Silverhand" AR-15 Pistol Featuring Davidson Defense Upper 9MM 4" 4150 CMV Nitride 1:10T 4 M-Lok 5th Axis Freefloat Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 9mm / 9x19

5.56 NATO Rifle Upper Build Kits - Everything Minus Lower Receiver Starting at $319.99 - Everything Minus Lower Receiver Looking for a Coupon Code?! Use the Current Month and Year (ie: august2023) at checkout to save on your next order Cannot Be Combined With Any Other Promotion Or Coupon Code Did you Know That We Offer FREE Printable Range Targets CLICK HERE TO CHECK OUT OUR TARGETS

20" Government Profile Rifle Kit Description The Del-Ton 20" Government Profile Rifle Kit comes with everything needed to complete a stripped lower receiver. Includes fully assembled, head-spaced and test fired upper receiver, lower parts kit and buttstock. Rifle kit does not include stripped lower receiver or magazines.

Davidson Defense "Arasaka" AR-15 Pistol Featuring Davidson Defense Upper 9MM 4.5" 4150 CMV Nitride 1:10T 4" M-Lok Lakota Ops Freefloat Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 9mm / 9x19

Details Barrel Length: 16" Gas System: Mid-Length Barrel Profile: A2 Style Barrel Steel: 4150 Chrome-Moly Vanadium Barrel Finish: Phosphate 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 Handguard Type: PSA Classic Midlength Handguards, Gray Stock Type: PSA Classic M4 Adjustable Stock, Gray Grip Type: PSA Classic A2 Grip, Gray Bolt Carrier Group Included: Yes

Davidson Defense "Le Tigre" AR-15 Pistol Featuring Davidson Defense Upper 9mm 4.5" 4150 CMV Nitride 1:10T 4" M-Lok JE Machine Freefloat Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 9mm / 9x19

Barrel Length: 16" Gas System: Midlength Barrel Profile: A2 Barrel Steel: 4150 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" Lightweight M-Lok Rail Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158 Bolt Carrier Profile: Full-auto Charging Handle Included: Yes

SKU 51655130269 Brand Palmetto State Armory Model Number 51655130269 UPC 51655130269 DETAILS Barrel Length: 16" Gas System: Midlength Gas Tube: Nitride Barrel Profile: A2 Barrel Steel: 4150 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 DiameteratGasBlock: .750 Gas Block Type: Low-profile Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Receiver Type: M4 Handguard Type: PSA 13" Quad Free Float; T-Marked Bolt Carrier Group Included: Yes

Davidson Defense "Valetudo" AR-15 Pistol Featuring Davidson Defense Upper 5.56 NATO 7.5" 416R SS Stainless 1:7T 7" M-Lok Davidson Defense Free Float Handguard Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington

Handguard Option: AR-15 Free Float Handguard w/Barrel Nut 7" AR-15 7" Combat Hybrid M-Lok Handguard "C" Cut | Black AR-15 M-LOK 7" Super Slim Hybrid Free Float Handguard "C" Cut | Black AR-15 M-LOK 7" Super Slim Light Free Float Handguard "C" Cut | Black AR-15 7" M-LOK Super Slim Top Cut Handgard AR-15 M-LOK 7" Free Float Custom Handguard with "D" Cut | Black AR-15 7" Super Slim Light Keymod Free Float Handguard "C" Cut | Black AR-15 7" Combat Modular M-Lok Handguard "C" Cut | Black 7" 9mm Nitride Barrel | Made in U.S.A. AR-9 Birdcage Muzzle Brake W/Crush Washer

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 Full Build Kit (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 Full Build Kit (Assembled or Unassembled) Caliber: - Caliber: 5.56x45 NATO / .223 Remington