Luth-AR Armorer Wrench Features The Luth-AR Armorer Wrench combines several AR-15 maintenance functions into a single steel tool covering A2 buttstock screwdriver work A2 flash hider wrenching A2 buffer tube wrenching standard mil-spec barrel nut work free-float handguard wrenching and castle nut and lock ring torquing. Built from 8620 steel the wrench is engineered to stand up to repeated high-torque use without deforming or rounding off the fittings it engages. Its nitride finish adds corrosion resistance and a hard wearing surface which matters for a shop tool that sees frequent contact with oils solvents and bare metal parts. A built-in bottle opener rounds out the tool s practical do-it-all design. At 11.75 inches long and 2.625 inches wide the wrench offers enough leverage to properly torque barrel nuts and castle nuts to mil-spec without needing a separate breaker bar. Weighing 1.29 lbs it is substantial enough to feel solid in hand while remaining easy to store in a range bag or tool chest alongside other AR-15 build essentials. The wrench s multiple engagement points mean a builder or armorer can move between different assembly steps such as installing a free-float handguard or tightening a castle nut without switching tools. For gunsmiths armorers and AR-15 enthusiasts who want one dependable tool for platform maintenance the Luth-AR Armorer Wrench is available for sale at GrabAGun. Luth-AR Armorer Wrench Specifications Manufacturer: Luth-AR Model: Armorer Wrench Compatible Hosts: AR-15 Color: Black Material: Steel Finish: Nitride Length: 11.75 Width: 2.63 Weight: 1.29 lbs Available At: GrabAGun