Very strong wrench - have gone up to 80 ft-lb no problem - Precision Reflex Barrel Nut Wrench

Great for standard AR15 barrel nuts or nuts for PRI handguards. Very strong have taken on and off barrel nuts up to 80 ft-lbs with 3 ft breakers and there's 0 sign of deformation or fatigue. Of course since this has 5 engagement points it has to be able to fit on over your barrel, so mostly likely you will need to remove muzzle device and gas block to use.