Shop 1,690 Deals on Complete Uppers

PSA JAKL 9MM 6.5" Upper Receiver Assembly, FDE

PSA Sabre-18 Mod S 10.5" CHF CL Upper w/ Quad Rail and Rail Cover

7.5 7.62x39 Stainless Steel Medium Pistol M-LOK Upper Assembly

16 7.62x39 Phosphate Carbine M-LOK Heavy Upper Assembly

16 7.62x39 Medium Carbine M-LOK Upper Assembly

PSA Sabre AR-15 "M4A1" CHF CL 14.5" P&W Upper w/ Quad Rail & Vertical Grip

PSA Sabre AR-15 "M4A1" FN CHF CL 16" Upper w/ Quad Rail and Vertical Grip

DPMS DR-15 Oracle II Slick Side 16" 5.56 NATO M-Lok Upper

PSA 7.5" 300AAC Blackout 1/7 Nitride 6" Lightweight Hex M-Lok Upper Without BCG & CH, ODG

DPMS Quad-Rail 10.5" 5.56 1:7 Nitride Upper

DPMS "Kitty Kat" 7.5" 300AAC 6.5" Quad-Rail Upper

DPMS Quad-Rail 16" 5.56 1:7 Nitride Upper

PSA 7.5" 300AAC Blackout 1/7 Nitride 6" Lightweight Hex M-Lok Upper Without BCG & CH

PSA 8.5" Pistol-length 300AAC Blackout 1/7 Nitride 7" Lightweight M-Lok Upper - No BCG or CH

PSA 8.5" Pistol-length 300AAC 1/8 Phos 7" Lightweight Hex M-Lok Upper without BCG & CH

Lead & Steel All-Rounder Carbine 14.50" Upper 5.56x45mm 1:8 Free Float M-LOK Rail, Flat Dark Earth

Lead & Steel All-Rounder Carbine 13.90" Upper 5.56x45mm 1:8 Free Float M-LOK Rail, OD Green

Lead & Steel Just As Good 18" Upper 5.56x45mm 1:7 Free Float M-LOK Mid-Length, OD Green

Lead & Steel All-Rounder Carbine 14.50" Upper 5.56x45mm 1:8 Free Float M-LOK Rail, OD Green

Lead & Steel All-Rounder Carbine 13.90" Upper 5.56x45mm 1:8 Free Float M-LOK Rail, Flat Dark Earth

PSA 16" CHF M4 Carbine 5.56 NATO 1:7 Geissele 13.5" MK8 M-Lok Upper - No BCG or CH

BLEM Harrington & Richardson 10.5" 300BLK Commando Upper

Harrington & Richardson 10.5" 300BLK Commando Upper

PSA Gen4 4" 9mm 5" Lightweight M-Lok Railed Upper - With BCG & CH - 5165450004