Crush Washer for 1/2" Threaded Rifle Barrels

$ 2.50

Ground Zero Precision

This precision machined steel washer allows for exact alignment of flash suppressors and other muzzle accessories that require a washer. Fits barrels with 1/2" threaded muzzles.

Simply use between the end of the barrel and your muzzle device.  The crush washer will allow a  full revolution of your muzzle device after contact with barrel allowing you to precisely align the muzzle device with your barrel.  These crush washers are made in the USA of the high quality steel and are black oxide treated for durability to wear and the elements. 

  • Use to mount and precisely align compensators and flashiders.
  • Simply place on your barrel and thread on compensator / flashider then torque to 15-20 ft-lbs, Index or align the muzzle device as you torque. Click here for proper 
  • Precision CNC machined to MIL-SPEC
  • Black oxide treated also to MIL-SPEC
  • 1/2+" (.510"/1.295cm) Inner Diameter
  • (.730"/1.854cm) Outer Diameter