5.56x45mm NATO Upper Receivers

PSA 16" Carbine Length 5.56 NATO Classic Freedom M4 Upper No BCG and CH, Flat Dark Earth

PSA "Sabre" Forged 8.5" 5.56 Nitride 10" Suppressor-Ready Knurled Rail

PSA "Sabre" Forged 10.5" 5.56 Nitride 12" Suppressor-Ready Quad Rail

PSA "Sabre" Forged 10.5" 5.56 Nitride 10" Sabre Lock Up Rail and Sabre Compensator

PSA "Sabre" Forged 13.7" 5.56 Nitride 13" Sabre Lock Up Rail and JMAC GFHC-E Pin and Weld

PSA "Sabre" Forged 16" 5.56 Nitride 15" Sabre Lock Up Rail and Sabre Compensator

PSA "Sabre" Forged 10.5" 5.56 FN CHF CL with 10" Sabre Lock Up Rail and Sabre Compensator

PSA "Sabre" Forged 10.5" 5.56 FN CHF CL with 10" Knurled Slant Rail and Sabre Compensator

PSA "Sabre" Forged 10.5" 5.56 FN CHF CL with 10" QD Rail and Sabre Compensator

PSA "Sabre" Forged 10.5" Nitride 5.56 with 10" Sabre QD Rail and Sabre Compensator

PSA "Sabre" Forged 13.7" Mid-Length 5.56 with 13" Sabre QD Rail and JMAC GFHCE-R Pin and Weld

PSA "Sabre" Forged 16" 5.56 FN CHF CL 15" Knurled Slant Rail and Sabre Compensator

PSA "Sabre" Forged 16" 5.56 Nitride 15" Knurled Slant Rail and Sabre Compensator

PSA JAKL 10.5" 5.56 NATO 1/7 Nitride MOE EPT Triangle Side Folding Pistol Kit, ODG

PSA JAKL 10.5" 5.56 NATO 1/7 Nitride Complete Upper With BCG, Bolt Catch & Bolt Catch Roll Pin, FDE

PSA JAKL 10.5" 5.56 NATO 1/7 Nitride Complete Upper With BCG, Bolt Catch & Both Catch Roll Pin, ODG

PSA 14.7" Mid-length CHF 5.56 NATO 1:7 13" Quad-Rail Pinned & Welded - No BCG or CH

PSA 16" 5.56 NATO 1:7 Mid-length Nitride 13.5" Lightweight M-Lok MOE 2-Stage Precision Rifle Kit w/ MBUS Sight Set

PSA 10.5" 5.56 NATO 1/7 Stainless Steel 10.5" Lightweight M-Lok Upper -No BCG & CH

PSA 10.5" 5.56 NATO 1/7 Stainless Steel 10.5" Lightweight M-Lok Upper - With BCG & CH

PSA AR-15 5.56 Upper 16" Mid-Length 15" LTWT M-lok w/ BCG, CH, & MBUS Sight Set

PSA 11.5" 5.56 NATO 1/7 Nitride 10.5" Lightweight M-Lok Upper - Without BCG or CH

PSA 14.7" Mid-Length CHF 5.56 NATO 1:7 13.5" Lightweight M-Lok Pinned & Welded - No BCG or CH

PSA 16" 5.56 NATO 1/7 Mid-Length Stainless Steel 13.5" Lightweight M-Lok Classic Rifle Kit