This 5.56 chambered 16-inch HBAR Mid-Length Classic Series Barrel is machined from CrMoV steel with a chrome lined bore and chamber with a manganese phosphate finish and phosphate coated M4 feed ramp extension.
This heavy profile barrel is marked with an HBAR engraving
Specifications:
- Length: 16″
- Material: Chrome Moly Vanadium
- Profile: Heavy
- Finish: Manganese Phosphate
- Gas System Length: Mid-Length
- Gas Block Journal: .750″
- Twist Rate: 1:7″
- Muzzle:Â 1/2×28Â Threaded
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