Specifications
Caliber: 5.56x45mm NATO
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Mid-Length
Barrel Length: 16.5 inches
Barrel Finish: Nitride
Barrel Profile: Medium
Barrel Twist Rate: 1:7
Upper Receiver Material: Forged 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: Free Float, M-LOK
Charging Handle: AR-15 Mil-Spec
Bolt Carrier Material: 8620 Alloy Steel
Bolt Carrier Finish: Nitride
Bolt Carrier: AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
Upper Receiver Name: Upper Receiver with M4 Feed ramps - 7075 T6 Aluminum, Anodized
Gas Block Size: 0.75
Gas Block Name: Micro Low-Profile Gas Block, .750 O.D Barrel Steel
Muzzle Device Details: AR-15 1/2x28 TPI GI Birdcage Flash Hider 5.56 .223 A2
Muzzle Thread Pitch: 1/2x28
Buffer Tube Kit Spring: Standard AR-15 Carbine Recoil Spring
Buffer Weight: 3 oz