This 5.56 chambered 13.7-inch Performance Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish. BA’s Performance Series Barrels feature a Nickel Boron Coated Extended M4 Feed Ramp Extension.
Hanson Series Barrels feature Ballistic Advantsge’s proprietary BA Hanson profile and include a pinned lo-pro gas block. Hanson barrels are not designed to work with aftermarket piston kits.
- Length: 13.7″.
- Material: 4150 Chrome Moly Vanadium.
- Profile: Hanson.
- Finish: QPQ Corrosion Resistant.
- Twist Rate: 1:7 inches.
- Gas System Length: Carbine.
- Gas Block Journal: 1.03″ Gas Block Seat for .750″ Low Profile Gas Blocks Only.
- Muzzle: 1/2×28 Threaded.
- Weight: 25oz (includes Low Pro).
- Other Info: HP and MPI Tested.
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