This Ballistic Advantage 5.56, 16 inch M4 Carbine Length Classic Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a chrome lined bore and chamber with a manganese phosphate finish and phosphate coated M4 feed ramp extension.
Specifications:
- Length: 16″
- Material: 4150 Chrome Moly Vanadium
- Profile:Â Government
- Finish:Â Phosphate
- Gas System Length: Carbine Length
- Gas Block Journal: .750″
- Twist Rate: 1:7 inches
- Muzzle: 1/2×28 Threaded
- Weight: 28oz
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