Rugged Suppressor is a manufacturer of noise-reduction devices and accessories. Suppressor technology has gained popularity in the US, and Rugged Suppressors is offering some exceptional values with an amazing warranty.
This particular item allows you to shim out your muzzle devices for perfect timing. There are three sizes of shims included in this kit in order to align your muzzle device on a 3/4×24, M18x1, and M18x1.5 threaded barrel.  *Be sure to remove the crush washers to prevent strikes.
Includes:
- Fits: 3/4×24, M18x1 and M18x1.5 Threaded Barrel
- Inside Diameter: .760″”
- Outside Diameter: .875″”
- 3 Sizes of Shims.