9 MM Compelete Upper PSA GEN4 8
9 MM Compelete Upper PSA GEN4 8, p span PSA Complete Upper GEN4 8 9MM 1 10 NITRIDE 7 LIGHTWEIGHT M-LOK UPPER - WITH BCG amp CH span br br span Barrel Length 8 span br span Barrel Profile Heavy span br span Barrel Steel Chrome Moly Vanadium span br span Barrel Finish Nitride span br span Chrome Lining No span br span Muzzle Thread 1 2-36 span br span Chamber 9mm 9x19 span br span Twist Rate 1 in 10 span br span Barrel Extension 9mm span br span Muzzle Device A2 Style Flash Hider span br span Receiver Material Billet 7075 T6 span br span Receiver Type Slick Side span br span Handguard Type PSA 7 Lightweight M-Lok Rail span br span Bolt Included Yes Gen 4 Hybrid span br span Bolt Steel 8620 Nitride Treated span br span Charging Handle included Yes span p