Aim Sports Crush Washer, Aimsports Acwa1 Crush Washer .223 12pk

The ar-15 crush washer fits most barrel profiles and allows proper attachment of muzzle device and has 12 pieces per pack.It ensures proper indexing of a flash hider or muzzle brake.

Finish: Black
Type: Crush Washer
Model: Crush Washer
Size: 223
Material: Steel