Description
Ballistic Advantage 17.7″ 5.56 BA Hanson (3-Gun) Mid-length Performance Series Barrel w/ Pinned Lo Pro Gas BlockrThis 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.rHanson 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.rAdditional Info:rrLength: 17.7″rMaterial: 4150 Chrome Moly VanadiumrProfile: HansonrFinish: QPQ Corrosion ResistantrGas System Length: Mid-LengthrGas Block Journal: .750″rTwist Rate: 1:7 inchesrMuzzle: 1/2×28 ThreadedrWeight: 31ozrOther Info:HP and MPI Testedrr
