Lower Receiver

Sig Sauer MCX CAL-XCaliber Conversion Kit .300 BLK AR Type -16" Barrel

…to lower receivers and caliber exchange kits to upper receivers. Upper assemblies and caliber exchange kits with barrel lengths less than 16 “may only be affixed to lower receivers which (1) are not recorded as a rifle lower by the manufacturer and do not have a stock attached to the lower receiver…

ATI AR15 Omni Hybrid MAXX 5.56/.223 Rifle Kit With Quad Rail

…upper receiver. Omni Hybrid MAXX Polymer Upper Receiver with Metal Insert 16" 5.56 / .223 Black Nitride Coated Barrel 7" Drop In Quad Rail Standard Profile Picatinny Rail Gas Block Chambered for both NATO 5.56x45mm and .223 Remington Flat Top, Optics Ready Mil-Spec Standard AR15 Lower Parts Kit…

Leapers UTG PRO AR Pistol Receiver Extension Tube, Matte Black

* Proudly Designed and Made in USA * 1.2" OD Receiver Extension Tube Compatible with AR15 Lower Receivers * Precision Machined from 7075-T6 Aircraft Grade Aluminum with a Dry Film Lube Coated Interior for Smoother and More Reliable Cycling * Finished in a Matte Black Type III Class II Hard Coat…

Bushmaster AR-15 Lower Receiver Parts Kit

Everything necessary to completely build up your lower receiver. Kits available with either AR15-type or M16* components

Bravo Company PNT (Polished Nickel Teflon) Trigger Assembly Fits AR-15 Nickel Finish BCM-PNT-TA1

…trigger and hammer pins. They are centerless ground to a fine finish and superior tolerances to ensure compatibility with all MIL SPEC lower receivers built per the USGI TDP. The BCM Disconnector is stamped from a 1070 material and fine blanked for cleaner edges, double disc ground to precise…

DPMS Oracle 5.56 Complete Rifle Kit Less Lower

Complete Oracle Rifle Kit Less Lower Receiver, Unassembled. Note: Not all parts are in picture, has everything but Lower.* Lite contour 16" barrel with single rail gas block* 1-9 Twist* Chambered in 5.56x45mm* A3 Upper Receiver* DPMS GlacierGuard Handguards* Kits do not include Cleaning Kit,…

Magpul PMAG 25 M118 LR/SR GEN M3 Window Magazine 7.62X51MM NATO 25/rd Black Polymer Compatible M118 LR Ammunition MAG577-BLK

…AR-10B, Noveske N6, Springfield Armory M1A, Rock River Arms LAR8, FN SCAR 17S, PTR-91, HK417 or any other rifles that utilize M14, FN FAL, or HK 91/G3 patterned magazines. To accommodate longer than SAAMI-spec match ammunition, this magazine may not drop free from all makes of lower receivers.

Wheeler Delta Series AR Armorer's Bench Block

…variety of notches, grooves, and holes on both sides and is ideally suited for the upper receiver, lower receiver, front sight and charging handle of an AR-15. * Positions the upper receiver, lower receiver, front sight, and charging handle for maintenance or assembly * Durable non-marring urethane…

Retail Pack Lower Parts Kit .308

Includes the following lower receiver parts:

Anderson Manufacturing AR15 A3 Upper for Stripped Upper Receiver

* Made of 7075 T6 Aluminum Forging. * Features M4 Feed Ramps * Hard Anodized Black * Can be used for Multiple Calibers on the AR15 Platform. * This Upper is Machined to the Mil Spec. * Match this Upper with one of our Lower Receivers for a solid fit !

DPMS AP4 Carbine Kit Less Lower Receiver

16 inch AP4 Rifle Kit Less Lower Receiver, Unassembled. * AP4 Contour Barrel * Chrome Lined * Chambered in 5.56 NATO * 1-9 Twist Rate * A3 Upper Receiver w/Detachable Carry Handle * DPMS GlacierGuard Handguards * AP4 Collapsible Stock * Standard Phosphated Bolt Carrier Assembly * No F.E.T. * Now…

CMMG Lower Receiver Part Ambidextrous Safety Kit

CMMG Receiver Extension kit Pistol

Combine this kit with your choice of lower parts kit to complete your pistol lower group. * CMMG Pistol Receiver Extension * Carbine Buffer Assembly * Carbine Action Spring

Lower Parts Kit less trigger

Includes the following lower receiver parts: Pistol Grip Selector Bolt Catch Spring Detent Spring Bolt Catch Buffer Take Down Detent Bolt Catch Magazine Catch Spring Bolt Catch Roll Pin Magazine Catch Button Magazine Catch Front Pivot Pin Pistol Grip Screw Pistol Grip Lock Washer Selector Spring…

DPMS Retail Pack Lower parts Kit 5.56

Includes the following lower receiver parts in a Retail Display Package: * Pistol Grip * Trigger * Hammer * Disconnector * Selector * Bolt Catch Spring * Detent Spring * Bolt Catch Buffer * Take Down Detent * Bolt Catch * Magazine Catch Spring * Bolt Catch Roll Pin * Magazine Catch Button * Magazine…

CMMG Receiver Extension Kit Carbine AR15

Combine this kit with your choice of lower parts kit and butt stock to complete your new lower group.