Lower Parts

Aero Precision - M5 Stripped Lower - Special Edition: Freedom The Special Edition: Freedom M5 Stripped Lower Receiver is a high-quality, patriotic addition to your AR-308 build. Featuring a custom American Flag engraving on the magwell, this lower is...

Our AR15 Complete Lower Receiver is the perfect base for your custom AR15 rifle. Save when you buy it complete and let our specialist do the installation for you! Includes: AR15 Gen 2 Lower Receiver - Anodized Black M4 Stock - Black A2 Grip -...

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.

Get a rock solid start to your next carbine build with the Aero Precision M4E1 complete lower receiver! This factory-finished lower is ready to roll with a Magpul MOE SL pistol grip and SL-S carbine stock. With high quality components and fantastic...

Sig Sauer, Folding and Telescoping Stock, Fits Sig MCX/MPX, 1913 Interface, Black Black finish Folding and telescoping stock for Sig Sauer, MCX/MPX *Sig Sauer factory replacement collapsible stock assembly installs easily on your MCX, MPX or...

Kinetic Development Group, LLC, ARP5, Semi-automatic, Stripped Lower, 223 Rem/556NATO, Black Type 3 Hardcoat Anodized, Flared Machined Magwell, HK Style Safety Selector Markings

Daniel Defense adjustable buttstock is constructed of a proprietary blend of glass infused polymers and finished off with soft touch rubber overmolding in strategic points. The buttstock is precision formed for mil-spec receiver extensions to have very...

The Sylvan Arms Folding Stock Adapter allows you to fold your stock and significantly reduce the length of your rifle for easy stow and travel. Specifically designed for gas piston and direct impingement systems 5.56 to .308 systems, as well as .223...

THE LWRC UCIW (ULTRA-COMPACT INDIVIDUAL WEAPON) STOCK SYSTEM SHORTENS THE OVERALL LENGTH OF THE FIREARM BY A FULL INCH" AS COMPARED TO A STANDARD AR. THE STOCK KIT INCLUDES THE STOCK" RECEIVER EXTENSION" INDEX PLATE" BUFFER" RECOIL SPRING AND CASTLE NUT...

  BCM® Pistol Lower Receiver Group w/ Pistol Extension Caliber marking: Multi Model: BCM4 Stock: n/a Fire Control: PNT Semi Auto Rear Sling Mounts: 3 Receiver Extention: 7075 T6 Buffer Type: Carbine H Pistol Grip: BCM Mod 3 Trigger...

  BCM® Lower Receiver Group w/ M4 Stock Caliber marking: Multi Model: BCM4 Stock: M4 Fire Control: PNT Semi Auto Rear Sling Mounts: 3 Receiver Extention: 7075 T6 Buffer Type: Carbine H Pistol Grip: BCM Mod 3 Trigger Guard: BCM...

The KAC Ambidextrous Magazine Release is easily installed into any standard, mil-spec AR-15 lower receiver. Requires zero modifications to the host firearm. Knights Armament Company, Ambidextrous Magazine Release Kit, Black Easy Installation Fits...