AR-15 & M16 Lower Receiver, M4 Stripped Lower

U.S. Arms has developed a revolutionary new device that improves barrel stability and accuracy through a secure fit. Shop our AR-15 & M16 lower receivers today.
The USAC M-4 CLS Cam-Lock UTAW Lower Receiver improves the accuracy of any AR-type firearm. This is a stripped lower receiver. Includes trigger guard.

CM4 5.56 Forged Lower Receiver

KRYTAC Trident MKII Complete Lower Receiver Assembly (Color

PRI Lower Receiver Assembly with A2 Butt Stock

M16 MILLED SAFE-SEMI-AUTO Lower & Upper Set AR15 SEAR 5.56

PREBAN Colt SP1 Lower Receiver A1 M16 XM177 M16A1 AR15 M4 A2 6920

AR-15 Rifle Kit complete with 12″ M-Lok Handguard 1×8 NO Lower

MK1 Stripped Lower Receiver - Griffin Armament

Aero Stripped Lower Gen 2 AR-15 Disruptive Grey - Omaha Outdoors

CYMA BAMF Lower Receiver for M4 / M16 Airsoft AEG Rifles

KE Arms KE-15 Stripped AR-15 Lower Receiver - .223/5.56 NATO

AR-15 Lower Receiver, Stripped, Ready For Your Next Build

Krytac War Sport LVOA Stripped Lower Receiver (Color: Black