Description
- KAK INDUSTRY 300 BLK OUT MELONITE BARREL
- 300 BLK OUT CHAMBER
- 8.5 INCH
- 1:8 TWIST
- 41V50
- PISTOL LENGTH GAS OPERATING SYSTEM
- .750 GAS BLOCK SIZE
- MUZZLE THREADED 5/8-24
- MELONITE TREATED
- M4 EXTENSION
- MARKED FOR CALIBER AND TWIST ONL
- PRODUCED FROM GREEN MOUNTAIN RIFLE BARREL BLANKS