PSA AR-15 10.5" Carbine 5.56 1/7 Nitride Classic Pistol W/HAR-15 Pistol Brace

Barrel Length: 10.5"
Barrel Profile: A2
Gas System: Carbine length
Barrel Steel: 4150V Chrome Moly Vanadium
Barrel Finish: Nitride
Chrome Lining: No
Muzzle Thread: 1/2x28
Chamber: 5.56 NATO
Twist Rate: 1:7
Barrel Extension: M4
Diameter at Gas Block: .750
Gas Block Type: Front Sight Base
Muzzle Device: PSA Flash Hider
Receiver Material: Forged 7075 T6 Aluminum
Receiver Type: M4
Handguard Type: PSA Classic Carbine Handguard
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full-auto
Charging Handle Included: Yes
Fire Control Group: Standard Mil-Spec Trigger Group
Grip: Classic A2, Black
Buffer Tube: 7075 T6 Aluminum
Adjustment: 6 Position
Pistol Brace: H&R HAR-15 Adjustable Pistol Stabilizing Blade