Knights Armament Company, Tool, Barrel Nut Wrench, For URXII/III/3.1 Rails, Black
- Works with URX II, URX III, URX 3.1
- NOT for use with any AR-25 URX rail system
Proprietary barrel nut wrench used for installing or removing URX barrel nuts. Wrench should be used in conjunction with a 1/2″ torque wrench (not included). Recommended installation torque spec is 45-55 ft-lbs. Steel construction.
