AR-15 Lower Build Kits

A2 Style Lower Build Kit For AR-15 The Black Rifle Depot A2 Style Lower Build Kit is ideal for those aiming to assemble their AR 15 or its variant lower receiver while achieving a nostalgic, retro appearance. This extensive Retro AR 15 Lower Build Kit...

MFT BATTLELINK Minimalist AR 15 Lower Build Kit - Black The Mission First Tactical Battlelink Minimalist Lower Build kit comes with everything you need to finish your AR 15 and variant Lower Receiver into a functional firearm. With a light weight design...

AR-15 Lower Build Kit - Tan Stock The Black Rifle Depot AR 15 Lower Build Kit in Tan is the standard LE - Law Enforcement design and features a lightweight snag free frame with sling loop attachment. The small frame makes and features make...

Magpul MOE® Lower Build Kit For AR 15 (Black) The Magpul Industries AR 15 Lower Build Kit is the perfect choice for those looking to upgrade their firearm. This comprehensive kit includes Magpul Industries stock and grip, as well as a buffer kit, and...

Mil-Spec AR 15 Lower Build Kit Experience unparalleled quality and craftsmanship with the Mil-Spec AR 15 Lower Build Kit, exclusively from Black Rifle Depot. This elite kit is designed for firearm enthusiasts who demand the best performance and...

Hogue Overmold AR 15 Lower Build Kit The Hogue AR 15 Lower Build Kit comes with everything needed to finish your AR 15 Lower Receiver into a complete working lower. The Hogue stock kit comes with a overmold rubberized cheekweld that is beard friendly as...

 Magpul MOE® Lower Build Kit for AR 15 (FDE) The Magpul AR-15 Lower Build Kit from Black Rifle Depot is everything you need to complete your lower build project. The Magpul Lower Build Kit includes a complete mil spec lower...

MFT BATTLELINK Minimalist AR 15 Lower Build Kit - SDE The Mission First Tactical Battlelink Minimalist Lower Build kit comes with everything you need to finish your AR 15 and variant Lower Receiver into a functional firearm. With a light weight design...

B5 Systems Bravo AR 15 Lower Build Kit - FDE Introducing the B5 Systems Bravo AR 15 Lower Build Kit in FDE - the perfect package for your AR 15 lower receiver build. This kit features a B5 grip, trigger guard, and Bravo stock, all designed to provide...

Daniel Defense AR-15 Lower Build Kit - Black The Daniel Defense AR-15 Lower Build Kit has all the necessary parts to finish your AR 15 lower receiver. These kits come with the Daniel Defense Collapsible AR 15 Stock with soft touch rubber over molding in...

B5 Systems Bravo AR 15 Lower Build Kit - Black The black B5 Systems Bravo AR 15 Lower Build Kit is the ultimate package for your AR 15 lower receiver build. This comprehensive kit includes a B5 grip, trigger guard, and Bravo stock, all designed with...

Hogue Overmold AR 15 Lower Build Kit The Hogue AR 15 Lower Build Kit comes with everything needed to finish your AR 15 Lower Receiver into a complete working lower. The Hogue stock kit comes with a overmold rubberized cheekweld that is beard friendly as...

Magpul CTR® Lower Build Kit (Black) The Magpul CTR AR 15 Lower Build Kit from Black Rifle Depot is everything you need to complete your lower build project. The Magpul Lower Build Kit includes a complete mil spec lower parts kit,...

Alpha MK2 AR 15 Lower Build Kit Black Rifle Depot's Alpha MK2 AR 15 Lower Build Kit comes with everything you need to complete your AR 15 and variant lower receiver. The Alpha MK2 AR 15 Lower Build Kit has an Alpha MK2 Buttstock in...

Magpul CTR Lower Build Kit Experience top-notch performance and reliability with the Magpul CTR Lower Build Kit. This comprehensive package includes a Mil-Spec Buffer Tube Kit for exceptional recoil control and a MOE Grip, CTR Stock, and MOE Trigger...

Magpul CTR® Lower Build Kit OD Green The Magpul CTR AR 15 Lower Build Kit from Black Rifle Depot is everything you need to complete your lower build project. The Magpul Lower Build Kit includes a complete mil spec lower parts...

Magpul MOE® Lower Build Kit For AR 15 (OD Green) The Magpul AR 15 Lower Build Kit from Black Rifle Depot is everything you need to complete your lower build project. The Magpul Lower Build Kit includes a complete mil spec lower parts...

 Magpul MOE® SL AR 15 Lower Build Kit (FDE) The Magpul MOE SL AR 15 lower build kit is everything you need to upgrade your AR15 lower receiver. The MOE SL stock is manufactured from reinforced polymer construction...

Trinity Force Cobra MK2 AR 15 Lower Build Kit The Cobra Stock MK2 features our own Patented locking system, battery storage compartments, and oversized cheek rest. The Cobra MK2 is easy to install and remove on any Mil-Spec buffer tube. The butt-pad...