AERO PRECISION AR15 Complete Lower Receiver w/ MOE SL Grip & SL-

Timber Creek Outdoors AR Lower Parts Kit for AR-15, Robin's Egg Blue - AR LPK RE

AERO PRECISION AR15 5.56 NATO / 223 Rem 20" Complete Upper Receiver w/ Carry Handle | Black

AERO PRECISION M4E1 Stripped Lower Receiver | Kodiak Brown Anodized

AERO PRECISION M4E1-T 5.56 NATO 11.5" Complete Upper Receiver | Black

White Label Armory WLA-LOW-1015-01 Lower Parts Kit For AR-15 Black

AMERICAN DEFENSE UIC BILLET Stripped Lower Receiver 223/5.56 Black

Timber Creek AR-15 Lower Parts Kit, OD Green - AR LPK OD