AR-15 Lower Build Kits
For firearm enthusiasts and professional builders alike, navigating the sea of AR-15 Lower Build Kits can often be daunting. However, finding the right blend of quality, versatility, and aesthetic appeal is now straightforward with our extensive collection.
Central to our offering is the Magpul Lower Build Kit, a name synonymous with precision, durability, and impeccable craftsmanship. Magpul has long been revered in the firearm community for producing functionally superior components with a unique aesthetic appeal. When you choose a Magpul kit, you're investing in a legacy of excellence, benefiting from years of industry-leading research, design, and customer feedback.
Yet, our commitment to providing a comprehensive range continues beyond Magpul. We understand that every builder has a distinct vision for their project, and our selection aims to cater to these diverse preferences. Our inventory has many styles, each thoughtfully curated to ensure optimal functionality. Whether you're looking for a classic look, a modern twist, or something entirely avant-garde, you'll find a kit that resonates with your vision.
Beyond styles, we've also infused our collection with a splash of color. The world of firearms doesn't have to be monochromatic, adding a personalized touch to their projects. Whether it's a subtle shade or a bold statement color, our kits allow every enthusiast to reflect their personality in their build.
Our vast collection promises more than just parts; it's an invitation to create, personalize, and innovate. With brands like Magpul leading the charge and a rainbow of styles and colors to choose from, every builder is poised to craft a masterpiece as unique as their fingerprint.
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On Sale
Magpul MOE Lower Build Kit for AR-15 - Gray
Magpul Industries
MSRP: $179.95Now: $129.95Was: $134.95Magpul MOE® Lower Build Kit for AR 15 - (Gray) 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...MSRP: $179.95Now: $129.95Was: $134.95 -
Out of stock
Daniel Defense AR 15 Lower Build Kit - Tornado® Grey
Daniel Defense
$189.95Daniel Defense AR 15 Lower Build Kit - Tornado® Grey 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...$189.95 -
Out of stock
Advanced Technology Tactlite AR 15 Lower Build Kit
Advanced Technology
MSRP: $129.95$119.95Advanced Technology Tactlite AR 15 lower Build Kit The Advanced Technology Int. is an AR-15/AR-10 Six-Position Adjustable Mil-Spec Stock. It fits AR-15/AR10 Firearms with Military Buffer Tube. The TracLock System provides smooth and secure...MSRP: $129.95$119.95 -
Out of stock
Daniel Defense AR 15 Lower Build Kit - Black
Daniel Defense
MSRP: $209.95$189.95Daniel 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...MSRP: $209.95$189.95 -
Out of stockOn Sale
SOPMOD AR 15 Lower Build Kit - Gray
Black Rifle Depot
MSRP: $168.57Now: $99.95Was: $129.95SOPMOD AR 15 Lower Build Kit - Gray The SOPMOD AR 15 Lower Build Kit in Gray is the essential building block for your custom AR 15 rifle. Made from high-quality materials, this kit includes everything you need to assemble a reliable and durable lower...MSRP: $168.57Now: $99.95Was: $129.95 -
B5 Systems Polymer Trigger Guard (Black)
B5 Systems
$7.50B5 Systems Polymer Trigger Guard - Black The B5 Systems Bravo trigger guard offers a drop in upgrade over the standard AR trigger guard. The enlarged profile allows for glove use in cold weather or tactical operation. The trigger guard also maintains...$7.50 -
Out of stock
Fab Defense GL-Core AR 15 Lower Build Kit - FDE
Fab Defense
$139.95Fab Defense GL-Core AR 15 Lower Build Kit - FDE The FAB Defense GL-Core was specifically designed for one of the best Israeli Counter-Terrorism units, to be used as a primary buttstock. The design process started with the GL-Core buttstock, and...$139.95 -
Out of stock
M16A1 Lower Build Kit
Black Rifle Depot
MSRP: $209.95$189.95M16A1 Lower Build Kit The Black Rifle Depot M16A1 AR 15 Lower build Kit is a true retro kit and includes everything you need to finish your AR 15 Lower Receiver. Each M16A1 kit includes a CMMG A1 Stock and Buffer kit plus Black Rifle Depot's AR 15 Lower...MSRP: $209.95$189.95 -
Out of stock
SOPMOD AR 15 Lower Build Kit - OD Green
Black Rifle Depot
MSRP: $149.95$129.95SOPMOD AR 15 Lower Build Kit - OD Green The SOPMOD AR 15 Lower Build Kit in OD Green is the essential building block for your custom AR 15 rifle. Made from high-quality materials, this kit includes everything you need to assemble a reliable and durable...MSRP: $149.95$129.95 -
On Sale
CQC 4 Position Micro AR-15 Lower Build Kit
MSRP: $119.95Now: $69.96Was: $79.95CQC 4 Position Micro AR 15 Lower Build Kit The CQC 4 Position Micro AR 15 Lower Build Kit from Black Rifle Depot is the ultimate solution for quick and easy maneuverability in close-quarters combat. The CQC AR 15 Stock Kit has a smaller overall size and...MSRP: $119.95Now: $69.96Was: $79.95 -
Out of stock
Daniel Defense AR 15 Lower Build Kit - Brown
Daniel Defense
$189.95Daniel Defense AR 15 Lower Build Kit - Brown 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...$189.95 -
On Sale
JE4 AR-15 Lower Build Kit
JE Machine Tech
MSRP: $129.95Now: $71.96Was: $89.95JE4 AR 15 Lower Build Kit The JE4 AR 15 Lower Build Kit from Black Rifle Depot is the perfect solution for the lightweight and high-quality lower build. This kit includes a skeletonized Mil-spec stock, made in America, for a sleek and light...MSRP: $129.95Now: $71.96Was: $89.95 -
Adaptive Tactical EX Performance AR-15 Lower Build Kit - FDE
Adaptive Tactical
MSRP: $172.95$130.96Adaptive Tactical EX Performance AR 15 Lower Build Kit - FDE The Adaptive Tactical Lightweight AR 15 Lower Build Kit is a lightweight polymer kit in woodland camo for your AR 15 rifle. The kit comes complete with all the parts to finish your AR 15...MSRP: $172.95$130.96 -
Magpul CTR Lower Build Kit - Black
Magpul Industries
MSRP: $189.95$159.95Magpul 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,...MSRP: $189.95$159.95 -
Out of stock
MFT Battlelink Extreme Duty AR 15 Lower Build Kit (SDE)
Mission First Tactical
$149.95MFT Battlelink Extreme Duty Minimalist AR 15 Lower Build Kit (SDE) Building on the popular minimalist platform Mission First Tactical (MFT) recognized the need for a more robust stock capable of withstanding long term abuse delivered by larger caliber...$149.95 -
On Sale
SOPMOD AR-15 Lower Build Kit - FDE
Black Rifle Depot
MSRP: $149.95Now: $83.96Was: $104.95SOPMOD AR 15 Lower Build Kit - FDE Black Rifle Depot's SOPMOD AR 15 Lower Build Kit in Flat Dark Earth offers a lightweight design with a extended cheek weld for comfort. The snag free shape prevents tangling with the shooters sling and gear...MSRP: $149.95Now: $83.96Was: $104.95 -
AERO Precision AR-15 Lower Build Kit
Aero Precision
MSRP: $186.95$149.95AERO Precision Lower Build Kit The AERO Precision AR 15 Lower Build kit comes with all the parts needed to complete your AR 15 lower receiver. These AR 15 Lower Build Kit comes with a complete AERO Precision Lower Parts Kit and a...MSRP: $186.95$149.95 -
On Sale
B5 Systems Bravo AR-15 Lower Build Kit - FDE
B5 Systems
MSRP: $193.00Now: $131.96Was: $164.95B5 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...MSRP: $193.00Now: $131.96Was: $164.95 -
BCMGUNFIGHTER MOD 0 AR-15 Lower Build Kit - Black
Bravo Company USA
$179.95BCMGUNFIGHTER MOD 0 AR 15 Lower Build Kit Are you planning to assemble a high-quality AR 15? Look no further! Our Bravo Company's BCMGUNFIGHTER MOD 0 AR 15 Lower Build Kit offers everything you need, from high-quality parts to exceptional durability...$179.95 -
Magpul MOE Lower Build Kit for AR-15 - FDE
Magpul Industries
MSRP: $179.95$134.95Magpul 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...MSRP: $179.95$134.95 -
On Sale
Mil-Spec AR-15 Lower Build Kit
Black Rain Ordnance
MSRP: $119.95Now: $79.96Was: $99.95Mil-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...MSRP: $119.95Now: $79.96Was: $99.95 -
AERO Precision AR-15 Pistol Lower Build Kit
MSRP: $165.00$134.95AERO Precision AR-15 Pistol Lower Build Kit The AERO Precision AR 15 Pistol Lower Build Kit comes with all the parts necessary to complete your AR 15 lower receiver pistol build. This kit comes with a complete AERO Precision AR 15 Lower Parts...MSRP: $165.00$134.95 -
Out of stock
ALPHA AR-15 Lower Build Kit
Trinity Force
MSRP: $109.95$99.95ALPHA AR 15 Lower Build Kit The Alpha AR 15 Lower Build Kit manufactured by Trinity Force is a light weight AR 15 Stock made of a high quality polymer. It has a integrated rubberized cheek rest and QD swivel mount attachment point. These kits come with...MSRP: $109.95$99.95 -
Out of stock
Alpha AR-15 Lower Build Kit - Sand
Trinity Force
MSRP: $124.95$109.95Alpha AR 15 Lower Build - Sand The Alpha AR 15 Lower Build Kit manufactured by Trinity Force is a light weight AR 15 Stock made of a high quality polymer. It has a integrated rubberized cheek rest and QD swivel mount attachment point. These kits come...MSRP: $124.95$109.95 -
Alpha MK2 AR-15 Lower Build Kit
Trinity Force
$119.95Alpha 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...$119.95 -
On Sale
B5 Systems Bravo AR-15 Lower Build Kit - Black
B5 Systems
MSRP: $193.00Now: $131.96Was: $164.95B5 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...MSRP: $193.00Now: $131.96Was: $164.95 -
B5 Systems BRAVO Black Mil-Spec Stock - OEM
B5 Systems
$57.95Designed original to fit the needs of the US Military and Special Forces the B5 Systems Bravo stock is one of the highest quality stocks available on the civilian market. This particular stock will attach to a Mil-spec diameter buffer tube, features a...$57.95 -
On Sale
B5 Systems Enhanced Sopmod AR-15 Lower Build Kit - Black
MSRP: $251.95Now: $159.95Was: $199.95B5 Systems Enhanced Sopmod AR-15 Lower Build Kit - Black The black B5 Systems Enhanced Sopmod 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 Enhanced Sopmod...MSRP: $251.95Now: $159.95Was: $199.95 -
BCM Complete MOD 1 SOPMOD AR-15 Lower Build Kit
Bravo Company USA
$214.95BCM Complete MOD 1 SOPMOD AR 15 Lower Build Kit The BCM Complete MOD 1 SOPMOD AR 15 Lower Build Kit comes with all the parts required to finish your AR 15 or variant lower receiver. This AR 15 Lower Build kit comes with the BCM MOD 1...$214.95 -
BCMGUNFIGHTER MOD 0 AR 15 Lower Build Kit - FDE
MSRP: $192.95$179.95BCMGUNFIGHTER MOD 0 AR 15 Lower Build Kit - FDE Are you planning to assemble a high-quality AR 15? Look no further! Our Bravo Company's BCMGUNFIGHTER MOD 0 AR 15 Lower Build Kit offers everything you need, from high-quality parts to exceptional...MSRP: $192.95$179.95 -
Out of stock
FAB Defense GL-Shock AR-15 Lower Build Kit
Fab Defense
MSRP: $207.85$174.95FAB Defense GL_Shock AR15 Lower Build Kit Black Rifle Depot's FAB Defense GL_Shock AR15 Lower Build Kit comes with everything you need to complete your AR 15 and variant lower receiver. The FAB Defense GL_Shock AR15 Lower Build Kit has...MSRP: $207.85$174.95 -
Hogue Lower Build Kit - Black
Hogue
$169.95Hogue Overmold AR 15 Lower Build Kit - Black 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...$169.95 -
Out of stock
Hogue Overmold AR-15 Lower Build Kit - FDE
Hogue
$169.95Hogue 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...$169.95 -
Out of stock
Hogue Overmold AR-15 Lower Build Kit - OD Green
Hogue
$169.95Hogue 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...$169.95 -
Out of stock
JE4 AR-15 Lower Build Kit - Tan
JE Machine Tech
$104.95JE4 AR 15 Lower Build Kit - FDE The Black Rifle Depot Skeletonized AR 15 Lower Build Kit features a skeletonized frame making this a lightweight alternative to the standard LE style AR 15 Stock. With ambidextrous sling attachment for...$104.95 -
Magpul CTR Lower Build Kit - FDE
Magpul Industries
MSRP: $189.95$159.95Magpul 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...MSRP: $189.95$159.95 -
MAGPUL CTR Lower Build Kit - OD Green
Magpul Industries
MSRP: $189.95$159.95Magpul 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...MSRP: $189.95$159.95 -
Magpul MOE Lower Build Kit for AR- 15 - OD Green
Magpul Industries
MSRP: $179.95$134.95Magpul 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...MSRP: $179.95$134.95 -
Magpul MOE SL AR-15 Lower Build Kit - FDE
Magpul Industries
MSRP: $199.95$149.95Magpul 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...MSRP: $199.95$149.95 -
Omega AR-15 Lower Build Kit - Sand
Trinity Force
$109.95Omega AR15 Lower Build Kit - FDE Black Rifle Depot's Omega AR 15 Lower Build Kit comes with everything you need to complete your AR 15 and variant lower receiver. The Omega AR 15 Lower Build Kit has an Omega Buttstock in Black,...$109.95