Specifications
Caliber: 5.56x45mm NATO
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Thread Pitch: 1/2x28
Barrel Length: 10.5-inch
Barrel Finish: Nitride
Barrel Profile: M4
Barrel Twist Rate: 1:8
Gas System: Carbine
Upper Receiver Material: 6061-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: Direct Mount
Charging Handle: AR-15 Mil-Spec Charging Handle
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
Bolt Carrier Name: 5.56x45mm Bolt Carrier Group
Upper Receiver Name: Black Diamond Series AR-15 Billet Upper Receiver
Gas Block Size: 0.750
Gas Block Name: Micro Low-Profile Gas Block
Muzzle Device: Steel Flash Can Design
Muzzle Thread Pitch: 1/2x28
Buffer Tube Kit: Heavy Duty Pistol Buffer Tube
Buffer Weight: 3 oz
Slide Color: Black
Pistol Brace Information: Blade Pistol Arm Stabilizer Brace
