This 20" 6MM ARC barrel is machined from 416 Stainless Steel with a bead blasted finish. The Premium Series Barrels feature a Nickel Boron Coated Extended M4 Feed Ramp Extension.
Features :
Features :
- Bead Blasted Finish
- DMR Barrel Profile
- 5/8x24 Threaded
- 416R Stainless Steel