Lower Parts Kits

LUTH-AR builder parts kit for AR-15 lower. Luth-AR, Lower Parts Builder Kit, No Grip, No Trigger Fits AR-15 Builder Lower Parts Kit (No Fire Control/Grip)

High quality AR-15 Enhanced Lower Parts Kit from ERGO comes with all the replacement parts to upgrade your AR-15 lower, with the exception of the fire control group. Comes with the Original ERGO Grip (AT) Aggressive Texture included. Ergo Grip, Enhanced...

Billet machined from grade five titanium. Re-styled to give a larger target for rapid manipulation and angled to make it easier to engage and disengage after re-loads. Weighs 0.24 oz. and comes in natural finish.

Battle Arms Development, Inc., Enhanced Lower Parts Kit, Package 3, BAD-EBC-IC, BAD-E4S-IC and BAD-EMC-IC

Our EPC Lower Receivers include the proprietary parts pre-installed from the factory. Other parts and components for assembling your lower receiver are standard AR15 compatible parts. Our EPC Lower Parts Kits include just the parts you need for...

The Geissele Ultra Duty Lower Parts Kit is made for the most demanding operators and includes all the internal parts necessary to complete or rebuild your lower receiver. This top-tier LPK features proprietary Geissele designs, machined with great care...

The Spike's Tactical LPK exceeds Military Specifications by a long shot while also offering a much better fit and finish. Proudly 100% made right here in the USA. (This Kit Does Not Include Trigger Group) Spike's Tactical, Lower Receiver Parts Kit...

Lower Parts Kit made from only the highest quality Mil-Spec or better components. The SOLGW Bolt Catch and Safety Selector are a Mil-Spec AISI8620 investment casting per the USGI TDP. Their Safety and Takedown Pivot Detents are solid hardened Stainless...

The Spike's Tactical LPK exceeds Military Specifications by a long shot while also offering a much better fit and finish. Proudly 100% made right here in the USA. Spike's Tactical, Lower Receiver Parts Kit Standard, 223 Rem/556NATO, Rounded Hammerand...

This complete Windham Weaponry Lower Receiver Parts Kit will give you everything needed to build up a stripped lower or keep your AR functioning in the toughest conditions. All highest quality parts, this kit includes: AR hammer with J-pin, hammer...

The Geissele Ultra Duty Lower Parts Kit is made for the most demanding operators and includes all the internal parts necessary to complete or rebuild your lower receiver. This top-tier LPK features proprietary Geissele designs, machined with great care...