Rainier Arms Gas Block Barrel Dimpler

Easily secure your low profile gas block by drilling proper sized dimples every time. One screw aligns with the gas hole while the other nylon tipped screw tightens down on the barrel holding it securely in place. Use a 11/64 drill bit to properly drill out the dimples. Fits, VLTOR, PRI and many other low profile gas blocks.

Diameter from center to center gas ports: 0.450

JIG Instructions:

• Use of Gas Block Dimple JIG