Heavy Duty Barrel Nut Wrench Tool for 308 Rifle 1-3/8"(34.9mm) Keymod If this distance is same

If this distance is same as the rifle receiver

Field of View (ft@100yds):14-4

water proof and fog proof (Nitrogen purged)

Weight: 7 ounces

Windage Range: 70 MOA

Heavy Duty Barrel Nut Wrench Tool for 308 Rifle 1-3/8"(34.9mm) Keymod If this distance is sameHigh grade steel construction Used to fit on Mentium 308 Slim Barrel Nut to apply torque 1 3 8" (34. 9mm + 0. 2mm) wide mouth. Please measure your barrel nut before placing order Rated for 35 ft. lb. Please don't apply more torque than rated Accept 1 2 inch socket Weight : 5 oz 11 32" (9mm) thick Advantage : cause no damage to gas tube hole, as Armorer Wrench might do