PSA Gen4 4" 9mm 1/10 Nitride 5" Lightweight Hex M-lok Railed MOE EPT SBA3 Pistol Kit

Barrel: 4 in chrome moly vanadium steel barrel, chambered in 9mm (9x19) with a 1/10 twist, nitride finish. Barrel extension is 9mm Blowback, threaded 1/2-28. Muzzle device: PSA Fluted Flash Can. Upper: 6061 Billet T6 Aluminum Slick Side Upper, hard coat anodized black. Receiver is 6061 Billet T6 Aluminum with slick side. Handguard: PSA 5 in Lightweight Hex Full Picatinny M-Lok Free Float Rail. Build Kit: lower build kit with Enhanced Polished Trigger (EPT), Magpul Grip, and black oxide coated hammer/trigger springs; includes SB Tactical SBA3 Adjustable Pistol Brace, castle nut, latch plate, carbine buffer spring, 5-position mil-spec buffer tube, and 9mm buffer. Also includes a Fire Control Group with AR-15 Hammer, Hammer Spring, Trigger, Trigger Spring, Pins, Disconnector, Disconnector Spring. PSA Cannot Guarantee Function With EndoMag 9mm Magazines.