Specifications
Platform: AR-15
Caliber: 5.56x45mm NATO, .223 Rem, .300 BLK, .350 LGND
Barrel Length: 16.5 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Nitride
Barrel Profile: Medium
Barrel Gas System Length: Mid-Length
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 1/2x28
Gas Block Size: 0.75
Gas Tube Length: Mid-Length
Gas Tube Material: Stainless Steel
Handguard Length: 15 inches
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Finish: Type III Hard Coat Anodized
Handguard Style: M-Lok
Upper Receiver Name: Black Diamond Series AR-15 Billet Upper Receiver No Forward Assist
Upper Receiver Material: 6061-T6 Billet Aluminum
Upper Receiver Finish: Type III Hard Coat Anodized
Bolt Carrier Name: AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
Bolt Carrier Material: 9310 Alloy Steel, 8620 Alloy Steel Body
Bolt Carrier Finish: Nitride
Muzzle Device: AR-15 1/2x28 TPI GI Birdcage Flash Hider
Muzzle Device Material: Steel
Muzzle Device Finish: Manganese Phosphate
Charging Handle: Mil-Spec AR-15 M4 Charging Handle
Charging Handle Material: Aluminum
Charging Handle Finish: Anodized
