Ballistic Advantage 20" 5.56 DMR Rifle Length AR 15 Barrel, Performance Series
This 5.56 chambered 20 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.
- Length - 20"
- Material - 4150 Chrome Moly Vanadium
- Profile - DMR
- Finish - QPQ Corrosion Resistant
- Gas System Length - Rifle
- Gas Block Journal - .750"
- Twist Rate - 1:7 inches
- Muzzle - 1/2x28 Threaded
- Weight - 48oz
- Other Info - HP and MPI Tested