18" .308 Barrel
- Caliber .308
- Twist 1:10
- Finish Parkerized
- Material 4150 Chrome Moly Vanadium
- Thread Pitch 5/8 x 24
- Caliber .308
- Feed Ramp M4
- Gas System Mid Length
- Gas Block System 0.750
- Gas Hole Diameter 0.082
