AR-AK-SMG

Colt

Colt LE6920FBP2 M4 Carbine Federal Patrol 5.56x45mm NATO with 16.10-inch Barrel and Magpul Accessories

Colt

Colt CM556-16-M5S CM5 Sentry Rifle in 5.56 NATO with 16.1-inch Barrel and Collapsible Stock

Sig Sauer

Sig Sauer M400 SDI 5.56 NATO Semi-Auto Rifle with 16-Inch Threaded Barrel and Magpul SL Stock

Sig Sauer

Sig Sauer M400 SDI 5.56 NATO Rifle with 16-inch Threaded Barrel and Magpul SL Stock

Cobalt Kinetics

Cobalt Kinetics CK-Pro Receiver Set 6.75 inch Black for Rifle - Model CKPROSET675BLK

Cobalt Kinetics

Cobalt Kinetics CK-Pro Receiver Set for Rifles, 6.75 inch FDE

Cobalt Kinetics

Cobalt Kinetics CK-Pro Receiver Set 9.8" Black for Rifle Applications

Cobalt Kinetics

Cobalt Kinetics CK-Pro Receiver Set 9.8" FDE for Rifle - CKPROSET98FDE

Cobalt Kinetics

Cobalt Kinetics CK-Pro Receiver Set 11.8 inch Black for Rifle

Cobalt Kinetics

Cobalt Kinetics CK-Pro 13-Inch Black Rifle Receiver Set – Model CKPROSET13BLK

Cobalt Kinetics

Cobalt Kinetics CK-Pro Receiver Set 16" Black for Rifle - Precision Firearm Component

Yankee Hill

Yankee Hill YHM 125 Stripped AR-15 Lower Receiver in 5.56x45mm NATO, Black Anodized Aluminum