AR-15 5.56/.223 1/2X28 Muzzle Device Crush Washer

SKU# 1499 | by Dirty Bird Industries

A crush washer allows you to properly time or index muzzle brakes and flash hiders on your barrel, so that all ports are facing in the the right direction.

  • Size: 1/2x28
  • Color: Black
  • Material: All Steel Construction


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