Product Description
PSA Complete Upper. GEN4 8 9MM 1/10 NITRIDE 7 LIGHTWEIGHT M-LOK UPPER - WITH BCG & CHBarrel Length: 8Barrel Profile: HeavyBarrel Steel: Chrome Moly VanadiumBarrel Finish: NitrideChrome Lining: NoMuzzle Thread: 1/2-36Chamber: 9mm (9x19)Twist Rate: 1 in 10Barrel Extension: 9mmMuzzle Device: A2 Style Flash HiderReceiver Material: Billet 7075 T6Receiver Type: Slick SideHandguard Type: PSA 7 Lightweight M-Lok RailBolt Included: Yes, (Gen 4, Hybrid)Bolt Steel: 8620, Nitride TreatedCharging Handle included: Yes