This shim kit for mounting muzzle devices that are to be used as suppressor mounts: Crush washers and split-ring washers can cause canting of any brand of suppressor - replace those crush washers with a precision-made set of GEMTECH shim washers for perfect alignment and timing.
Gemtech precision shim set vailable in the following sizes:
- 1/2-28 for most 5.56mm and 6.8 caliber carbines
- 5/8-24 for most 7.62mm caliber firearms
Manufactured by GemTech and for use with all brands.