AR-15 Rifle Build Kits

16" 5.56 Standard Rifle Build Kit W/15" M-Lok Handguard The perfect AR 15 rifle build kit for your lower, without all the tools required to build it. Black Rifle Depot's complete AR 15 rifle build kits are made from the highest quality USA produced...

10.5" 5.56 Premium AR 15 Pistol Build Kit W/9.85" M-Lok Handguard The perfect AR 15 pistol build kit for your lower, without all the tools required to build it. Black Rifle Depot's complete AR 15 pistol build kits are made from the highest quality USA...

16" 5.56 Standard Carbine Rifle Build Kit W/13" M-Lok Handguard The perfect AR 15 build kit for your lower, without all the tools required to build it. Black Rifle Depot's complete AR 15 rifle build kits are made from the highest quality USA produced...

Black Rifle Depot 18" AR 15 Rifle Complete Build Kit includes everything you need to finish your stripped lower receiver. This kit includes our 18" .223 Wylde Upper Assembly with Toolcraft, Inc. Black Nitride Bolt Carrier group. Plus...

16" 5.56 Premium Rifle Build Kit W/13" M-Lok Handguard The perfect AR 15 rifle build kit for your lower, without all the tools required to build it. Black Rifle Depot's complete AR 15 rifle build kits are made from the highest quality USA...

11.5" 5.56 Premium AR 15 Pistol Build Kit W/9.85" M-Lok Handguard The perfect AR 15 pistol build kit for your lower, without all the tools required to build it. Black Rifle Depot's complete AR 15 pistol build kits are made from the highest quality USA...

16" 5.56 NATO AR 15 Complete Rifle Kit with 15" M-lok Handguard  This 16" 5.56 NATO AR 15 Complete Rifle Kit with 15" M-Lok Handguard comes with everything need to finish your AR 15 lower receiver. It is American made and assembled in the...

Patriot 16" 5.56 Premium Rifle Build Kit W/15" M-Lok Handguard The Patriot 16" 5.56 Premium AR 15 Rifle Build Kit is the ultimate choice for anyone looking to build an AR 15 rifle from scratch. This build kit includes all the components...

16" 5.56 NATO Cold Hammer Forged Rifle Build Kit The 16" 5.56 NATO Cold Hammer Forged Rifle Build Kit comes with the 16" Cold Hammer Forged Upper complete with M16 Black Nitride Bolt Carrier group and Mil-Spec charging handle. Also include is our...

16" AR-15 Complete Rifle Build Kit

7.5" Slick Side Billet AR-15 Pistol Kit The 7.5" Slick Side Billet AR-15 Pistol Kit offers AR enthusiasts an affordable yet high-quality upper assembly. This kit features a 7.5-inch nitride-treated barrel chambered in 5.56 NATO, ensuring durability and...

Dirty Bird 16″ 5.56 NATO Govt M-LOK V3 Rifle Kit ThisDirty Bird 16″ 5.56 NATO Govt M-LOK V3 Rifle Kit features a Black Nitride 16″ Sub-MOA Government Profile barrel chambered in 5.56 with a 1:7 twist. Built on a top-tier Forged Upper...

16" 5.56 Standard Rifle Build Kit W/12" M-Lok Handguard The 16" 5.56 Standard AR 15 Rifle Build Kit with 12" M-Lok Handguard from Black Rifle Depot is the ultimate solution for those seeking a high-quality, complete AR 15 rifle build kit. This...

7.5" AR-15 Complete Pistol Build Kit - Disassembled Introducing the 7.5" AR 15 Complete Pistol Build Kit – a comprehensive set for enthusiasts and builders alike. This kit's heart is the 7.5" 5.56 NATO Barrel, optimized for precision and...

AR 15 Rifle Build Kit with 20" Barrel This AR 15 Rifle Build Kit comes with everything you need to finish your AR 15 or variant lower receiver. The kit includes a complete 20" AR 15 Upper with a A2 front sight post and carry handle with rear sight. Also...

10.5" 5.56 NATO AR-15 Pistol Kit The 10.5" 5.56 NATO AR 15 Pistol Kit comes with everything need to finish your AR 15 lower receiver. This kit includes a complete 10.5" 5.56 NATO Pistol upper with Black Nitride M16 Bolt Carrier Group and mil-spec...

Dirty Bird 16" 5.56 AR 15 Rifle Build Kit W/12" Quad Handguard The perfect AR 15 rifle build kit for your lower, without all the tools required to build it. Black Rifle Depot's complete AR 15 rifle build kit with quad handguard is made from...

16" 5.56 NATO Super Slim AR-15 Rifle Kit The Black Rifle Depot 16" 5.56 NATO Super Slim Rifle kit is built with a 16" 5.56 M4 profile 1:7 twist Mid-length gas system and an extended A2 Flash Hider. It's covered by 15" Ultra Light "super Slim" M-lok...

7.5" 5.56 NATO AR 15 Pistol Kit The 7.5" 5.56 NATO AR 15 Pistol Kit comes with everything need to finish your AR 15 lower receiver. This kit includes a complete 7.5" 5.56 NATO Pistol upper with Black Nitride M16 Bolt Carrier Group and mil-spec charging...

Aero Precision 11.5" 5.56 M4E1 Threaded Pistol Build Kit The Aero Precision 11.5" 5.56 M4E1 Threaded Pistol Build Kit is the pinnacle of design and functionality, combining top-tier components suited for enthusiasts seeking superior performance and...

Aero Precision 16" AR-15 Rifle Build Kit - Pinned FSB The Aero Precision 16" AR-15 Rifle Build Kit is a complete assembly package designed for precision and reliability. This kit features the Aero Precision 5.56 Carbine Upper Assembly, which includes a...