5.56x45mm NATO Upper Receivers

PSA 16" Mid Length 1/7 Nitride 15" Lightweight M-lok Upper With BCG & CH - 5165449680

PSA AR-15 Upper 5.56 16" Mid-Length 1/7 Nitride 13.5" M-LOK w/NiBx BCG & CH

PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Lightweight M-Lok Upper With BCG & CH - 5165449196

PSA 10.5" Carbine-Length 5.56 NATO 1/7 Nitride 12" Slant M-Lok MOE EPT SBA3 Pistol Kit - 5165448877

PSA 16" CHF M4 Carbine 5.56 NATO 1:7 13.5" Lightweight M-Lok upper - No BCG or CH - 5165448811

PSA AR-15 Pistol Kit 10.5" CRBNE-Lgth Nitride 12" Slant M-Lok MOE - 5165448807

PSA 10.5" CHF Carbine Length 5.56 NATO 1:7 9'' Lightweight M-Lok Railed Upper - Without BCG or CH - 5165448674

PSA 16" Mid-length 5.56 NATO 1:7 Nitride 15" Lightweight M-lok Upper W/BCG & CH

PSA AR-15 Upper 5.56 16" Mid-Length Nitride 13.5" M-Lok - 5165448513

PSA 16" Nitride 1:7 M4 Carbine 5.56 NATO MOE AR-15 Upper Assembly, FDE - with BCG/CH & Rear Mbus

PSA 16" Mid-Length 5.56 NATO 1:7 Nitride 13.5" Lightweight M-Lok Upper - With BCG & CH - 5165448422

PSA 20" Rifle Length 5.56 NATO 1:7 Nitride Freedom Upper With Carry Handle Assembly W/ BCG and CH

PSA 16" Mid-length 5.56 NATO 1:7 Stainless 13.5" M-lok Lightweight Upper - With BCG & CH - 5165448205

PSA AR-15 Rifle Kit 5.56 16" 1:7 Mid-Lgth Nitride 13.5" LTWT M-Lok MOE w/ MBUS Sights

PSA 7" Nitride 5.56 1/7 6" Lightweight M-Lok Upper - With BCG & Charging Handle - 5165447572

PSA 8.5" Pistol-length 5.56 NATO 1/7 Nitride 7" Lightweight M-Lok Upper with BCG & CH - 516447525

PSA 16" Nitride 1:7 M4 Carbine 5.56 NATO MOE AR-15 Upper Assembly, Black - with BCG/CH & Rear Mbus

PSA 7" 5.56 NATO 1/7 Nitride 9" Lightweight M-Lok Freedom Upper With Fluted Flash Can, BCG, CH, & MBUS Sight Set - 516447329

PSA 16" Mid-length Nitride 5.56 NATO 1:7 MOE Freedom Upper & Rear MBUS w/ BCG & CH, FDE - 516447123

PSA 8.5" Pistol-length 5.56 NATO 1/7 Nitride 7" Lightweight M-Lok Upper w/o BCG or CH - 516447044

PSA 20" Rifle Length 5.56 NATO 1/7 Nitride A2 Freedom Rifle Kit With Carry Handle - 516447015

PSA 10.5" 5.56 NATO 1:7 Nitride 9" Lightweight M-Lok Freedom Upper With BCG & CH - 516446396

PSA 10.5" 5.56 NATO 1/7" Nitride MOE Upper - with BCG & Charging Handle - 516446192

PSA 20" Rifle Length 5.56 NATO 1:7 Nitride Freedom Upper - No BCG Or Charging Handle - 516445940