Palmetto State Armory Sabre Forged 11.5" Nitride 5.56 Upper with Riflespeed Gas Block and QD Rail

Patriot Ordnance Factory Renegade Plus Upper 13.75 5.56 Direct Impingement Adjustable Gas Block

Radical Firearms 16" 5.56 NATO 1:7 Mid-Length SOCOM Barreled Upper - 12" M-LOK FCR Rail - Open Box

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

Faxon Firearms Carbine-Length Button Rifled Pencil Barrel w/Pinned Gas Block 5.56x45mm 10.50", Black

BUSHMASTER QRC Upper 5.56 NATO 16" - Black