The Strike Industries AR Shim Set is designed for .223/5.56 or .308 muzzle device alignment and timing, offering a reliable alternative to one-time use crush washers.
Shim sets are available in 1/2"-28 TPI for .223/5.56 and 5/8"-24 TPI for .308, made from SUS 304 Stainless Steel, and include various precision thicknesses for different applications.
The product is reusable, helps ensure proper port positioning for applications like silencer mounts, and contains chemicals known to California to cause cancer and reproductive harm.