RUGER America's 250th Anniversary AR Stripped Lower Receiver (28502)

YANKEE HILL MACHINE Forged Lower Receiver Assembly with Carbine Stock (YHM-128)

WILSON COMBAT Forged Lower/Upper Matched Receiver Set (TR-LOWUPP-CTG-ATB)

WARRIOR SYSTEMS AR-15 Billet Flat Dark Earth Stripped Lower Receiver (7015204)

SPIKE'S Flat Dark Earth AR15 Stripped Upper & Lower Receiver (STS1512)

SMITH & WESSON M&P 15 AR15 5.56 6 Position Stock Black Complete Lower Receiver (812002)

SIG SAUER P365 9/380 Black Fire Control Unit with Flat Blade Trigger (8900165)

YANKEE HILL MACHINE Stripped Billet Lower Receiver (YHM-125-BILLET)