This 5.56 chambered 17.7 inch Performance Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish. Our Performance Series barrels feature a FailZero Nickel Boron Coated Extended M4 Feed Ramp Extension.
Hanson Series Barrels feature our proprietary BA Hanson profile and include a pinned lo-pro gas block. Hanson barrels are not designed to work with aftermarket piston kits.
| Length | 17.7" |
|---|---|
| Material | 4150 Chrome Moly Vanadium |
| Profile | Hanson |
| Finish | QPQ Corrosion Resistant |
| Gas System Length | Mid-Length |
| Gas Block Journal | .750" |
| Twist Rate | 1:7 inches |
| Muzzle | 1/2x28 Threaded |
| Weight | 31oz |
| Other Info | HP and MPI Tested |
| Product Video |
