Corrosion resistant, plated wraparound steel strap locked into assembly to prohibit strap from bending away from body. One-piece, brass, triple wipe power contacts for lasting retention. Heavy-duty compact design for easier installation and long lasting performance. Easily accessed break-off, line-contact connecting tab for fast, easy split-circuit wiring. Impact-resistant nylon face. Terminal compartments isolated from each other for positive conductor containment. Side and internal screw pressure plate back wire accepts #14 – #10 AWG solid or stranded wire. All devices fit standard #26 opening wall plate. Tri-drive terminal and mounting screws. Auto-ground clip assures positive ground.