Description
- 416R Stainless Steel
- SPR Profile
- QPQ Corrosion Resistant Finish
- 1:7″ Rifling
- Rifle Length Gas System
- 5/8×24 Threaded
This 18″” 6MM ARC barrel is machined from 416 Stainless Steel with a QPQ finish. Ballistic Advantage’s Premium Black Series Barrels feature a Nickel Boron Coated Extended M4 Feed Ramp Extension.




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