Black thermoplastic case with zinc-plated steel studs. Terminates to M8 or 5/16-18 threaded studs & hex nuts for fuse mounting. Accepts #2-8 AWG wire sizes. When mounting, torque fuse to 44 in-lbs using 1/4"-20 screws w/ washers. Securement to chassis shall be no greater than 120 in-lbs of torque.