Barrel:

• 9in Modern Series Barrel
• 4150 Chrome Moly Vanadium Steel
• QPQ Corrosion Resistant Finish
• QPQ Coated M4 Feed Ramp Extension
• 1:7 Twist
• Muzzle: 5/8×24 Threaded

Handguard:

• Easy to install. 20 alignment holes on barrel nut for precise and secure fit
  • Non-slip holding surface – knurled finish
  • Fits .223 – barrel nut and tools included

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

Dust Cover Door:

Includes:

• Dust cover door
• Spring
• Rod

Charging Handle:

• Mil-spec M4
• Standard AR15 Charging Handle

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

BCG:

• Compatibility AR-15/M4/M16
• Caliber .223REM/5.556x45mm
• Finish Phosphate
• Ejection Right-hand