• Set of 5 timing shims
  • Times and indexes free-float barrel nuts
  • Keeps the gas-tube hole aligned within torque spec
  • For .223/5.56 free-float barrel nuts

Full details and secure checkout: https://3crtactical.com/5-pack-timing-shims-for-223-5-56-free-float-barrel-nuts-42592/?utm_source=armslist&utm_medium=referral&utm_campaign=listing