Desert Tech WLVRN 5.56 NATO/.223 Rem Micron 11.5" 30rd Side-Ejection FDE Conversion Kit WLV-CK-B1130-F - Damaged Box UA5835

CMMG Mk4 5.56mm 16.1in Armor Black Rifle Conversion Kit (55BA64D-AB)

Geissele Automatics 5.56 USASOC Improved Complete Near-Clone AR-15 Upper Receiver - Desert Dirt- 10.3" - Open Box

Daniel Defense V7 URG 5.56 NATO Barreled Upper Receiver - 11.5" - Primary Arms Exclusive - Open Box

Sons Of Liberty Gun Works M4-89 11.5" 5.56 NATO Barreled Upper Receiver Group - FREE SOLGW Ambi Charging Handle - BLEM

Primary Weapons Systems UXR Elite Conversion Kit .223 Wylde Fits PWS UXR, Black

Sons Of Liberty Gun Works M4-L89-13.7 M4-L89 5.56mm 30+1 13.70" Black QPQ Button Rifled Barrel, Black Hardcoat Anodize Receiver, Ambidextrous

FN AMERICA FN15 5.56 NATO / 223 Rem 16" 30rd Semi-Auto AR15 Rifle | Black