Shop 1,690 Deals on Complete Uppers

Dirty Bird 8.3" Side-Charging 9mm M-LOK Complete Upper with LRBHO

NBS 16" Slick Side Billet 5.56 416R Stainless Midlength 1:7 M-LOK Complete Upper

NBS 16 5.56 Black Nitride Carbine M-LOK Government Upper Assembly

16 5.56 Phosphate Carbine M-LOK Government Upper Assembly

NBS 14.5 5.56 Phosphate + Chrome-Lined Carbine M-LOK M4 Upper Assembly

NBS 4" Slick Side Billet 9mm Pistol Carbon Fiber Upper Assembly

NBS 16 5.56 Phosphate Midlength M-LOK Lightweight Complete Upper

NBS 7.5" Slick Side Billet 5.56 Nitride Pistol M-LOK Upper Assembly

16 5.56 Black Nitride 1:9 Carbine M-LOK Government Upper Assembly

NBS 16 5.56 Phosphate Carbine M-LOK M4 Upper Assembly

NBS 16 5.56 Gov / SOCOM 1:8 Carbine M-LOK Upper Assembly

NBS 18" .223 Wylde Spiral Fluted 1:8 Fortis Night Rail Upper Assembly

NBS 20" 5.56 Rifle M-LOK Upper Assembly

NBS Premium Series 11.5 5.56 Upper Assembly w/ Geissele MK4 Handguard

Dirty Bird 14.5 Pin & Weld Government V2 5.56 M-LOK Upper Assembly

10.5 .300BLK Phosphate Pistol M-LOK Heavy Upper Assembly

PSA "Sabre" Forged 11.5" Nitride 5.56 Upper W/Rifle Speed Gas Block, Moss Green and Burnt Bronze Rail

PSA "Sabre" Forged 8.5" Nitride .300 Black out Moss Green Upper, RAL 8000 D/C. and Burnt Bronze Rail

PSA 16" Mid-Length 5.56 NATO 1:7 Nitride 13" Lightweight Hex M-Lok Upper No BCG & CH, ODG

H&R Doe Complete Upper, 9MM, Black

PSA Sabre-10 Forged 16" .308 Mid-Length 15" QDSM Rail with Sabre Compensator

PSA "Sabre" Forged 11.5" Nitride 5.56 w/ Riflespeed Gas Block and Sabre QD Rail

PSA Sabre-10 Forged 16" .308 Mid-Length 15" Sabre Lock Up Rail with Sabre Compensator

PSA "Sabre" Forged 8.5" Nitride .300 Blackout w/ Riflespeed Gas Block and Sabre QD Rail