AR-15

Sons of Liberty Gun Works

Sons of Liberty Gun Works M4 Lower Receiver with B5 Bravo Stock and Mil-Spec Features

Shield Arms

Shield Arms SA-SA15FB Complete Lower Receiver with Folding Stock for AR-15 - Black Anodized Aluminum

Spike's Tactical

Spikes Tactical STSB920 AR-15 9mm Upper and Lower Set with Glock Magazine Compatibility

Tactical Solutions

Tactical Solutions XRA2TDMB Matte Black Threaded Receiver for Firearms

Tactical Solutions

Tactical Solutions XRA2TDQS X-Ring Receiver Set for Firearms

Tactical Solutions

Tactical Solutions XRA2GMG X-Ring VR Gen2 Receiver for 22 LR Rifles

Radian Weapons

Radian Weapons ADAC-15 Lower Receiver Set in Radian Grey