Barrel:

• Non-Treated
• Barrel Length: 16″
• 4150 Chrome Moly Vanadium Material
• Barrel Finish: Nitride
• M4 Contour
• Twist: 1:8″
• Carbine Length
• Gas Block Diameter: .750
• Thread Pattern: 1/2×28

Handguard:

• For 223/5.56
• 15″ length free float rail mount with partial Picatinny Top rail and M-LOK slot system
• CNC machined from Quality aluminum
• Black anodized

Upper Receiver:

• Forged 7075-T6 Mil-spec receiver for a standard AR-15 rifle
• Picatinny rail, t-marks, and M4 Feed Ramps

Muzzle Brake:

• Length:  3″
• Outer Diameter:  0.95″
• Material:  T6 7075 Aluminum
• Crush Washer Included
• Compatible Caliber:  .223, 5.56mm
• 1/2X28 TPI

Dust Cover Door:

• Dust cover door
• Spring
• Rod

Gas Block:

• Size .750
• Includes (x2) set screws and (x1) gas tube roll pin
• Standard height gas block

Gas Tube:

• Stainless Steel Construction
• Comes with Roll Pin

Charging Handle:

• Mil-spec M4
• Standard AR15 Charging Handle

BCG:

• 223/5.56 Caliber
• Nickel Boron Carrier
• Matte Nickel Boron Finish
• Bolt Material: 9310
• Carrier Material: 8620
• M16 Full Auto Style Carrier
• Forward Assist Serrations
• Nickel Boron Bolt, Carrier key, & bolt components
• Mil-Spec Gas Rings
• Mil-Spec Staked Gas Key
• MPI Tested
• Fully assembled