Upper Receivers

APF Armory AR-15 Pistol 2.0 Complete Upper Receiver 5.56x45mm NATO 10.5" Barrel 9" M-LOK Handguard

Next Level Armament Ascend Phoenix Billet AR15 Upper Receiver Black

Next Level Armament AR-10 .308 Caliber Upper Receiver Right Hand Black

Next Level Armament Horus AR-15 9mm Luger 16 inch Upper Receiver Conversion Kit Black with 33 Round Magazine 33RD

Next Level Armament Horus AR-15 9mm Luger 8 inch Upper Receiver Conversion Kit Black with 33 Round Magazine 33RD

Next Level Armament Phoenix AR-15 6mm ARC 18 inch Upper Receiver Helix 6 Rifle Length 1-7 Twist Muzzle Brake Anodized Black

Sons of Liberty Gun Works M4-89 5.56 AR-15 Upper - 13.7"

SOLGW M4-89 10.5" 5.56 URG

SOLGW M4-89 16" 300BLK URG

SOLGW M4-EXO3 16" 300BLK URG

SOLGW PATROL SL 13.7" 5.56 FSB URG

East India 5.56x45 Assembled Upper Receiver Starter Kit For Ar15 - East India 5.56x45 Assembled Upper Medium 13.7'''' Bbl W/Rail

DMA Inc. XTS AR-15 Steel Ejection Port Cover Kit - Black

BEAR CREEK ARSENAL 5.56 NATO COMPLETE UPPER 10." BRL 1:7 TWIST CARBINE LENGTH GAS MLOK

BEAR CREEK ARSENAL 300 B/O COMPLETE UPPER 10." BRL 1:7 TWIST PISTOL LENGTH GAS MLOK

TacFire SSPK9MMLPK7K AR Build Kit KeyMod 9mm Luger Black Steel

Rainier Arms Rellim Arms AR-15 Take Down Upper Receiver Assembly Combo Black

Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 12 in

Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 11.5 in

Rainier Arms RUC DI 5.56 NATO Complete Upper 16in Black Medium

Rainier Arms Gen 2 Forged A4 Upper Receiver AR-15 Black

LEAD & STEEL All-Rounder Carbine Upper Receiver 5.56 13.9" FDE

LEAD & STEEL All-Rounder Carbine Upper Receiver 5.56 13.9" ODG

LEAD & STEEL Just As Good Upper 5.56mm 18" Gray