• Sized for both AR-15 (5.56) and AR-10/.308 barrel nuts
  • Castle-nut spanner for the receiver extension
  • Open-end cutout for A2 muzzle devices
  • Square drive accepts a torque wrench for spec torque
  • One tool covers both platforms

Full details and secure checkout: https://3crtactical.com/dual-combo-armorers-wrench-for-223-308-142349/?utm_source=armslist&utm_medium=referral&utm_campaign=listing