Barrel, AR15, 6mm ARC, 18", Rifle Gas, 1:7.5, HBAR, Fluted, 416R, Bead Blast Finish

• Chamber- 6MM ARC, compatible with type 2 6.5G bolt face

• Length- 18"

• Gas system- Rifle Length

• Gas Block Size- .750

• Threads- 5/8-24

• Finish- Bead Blased Matte Stianless

• Twist- 1:7.5

• Material- 416 Stainless, 5R rifling

• Extension-M4

• Marked for Caliber and Twist

• Weight- oz

• Barrel is Dimpled for Gas Block Set Screw

• Fully Made In House From KAK Industry Produced Blanks