Overview
Stainless Steel finish, solid precision machined construction. The AR 223 crush washer allows you to install your muzzle device onto your threaded barrel. This crush washer is essential when installing/reinstalling a muzzle brake/suppressor/compensator onto your threaded barrel to guarantee proper fit and indexing of an aftermarket muzzle accessory.

Warranty
All FSI accessories carry a 100% satisfaction guarantee against manufacturer's defects in original materials and workmanship. If your FSI accessory shows evidence of such defects, FSI will fix, repair, or replace your accessory at the most cost effective manner possible. FSI does not warranty products or damage caused to our products as a result from improper installation or incorrect installation of other manufacturers' products. Be sure to keep your sales ticket or receipt as proof of purchase date when making a claim.