Milspec Crush Washer AR15 AR-15 223 5.56 or AR10 AR-10 7.62 .308
Milspec crush washer for installing flash hider or muzzle brake. Select size below. Designed to provide 1 full turn after contact. Use to align your muzzle devices. Provided torque is approximately 15-20 lb-ft. Do not reuse - remove and replace. Select Black or Stainless Steel.