High impact-resistant thermoplastic construction and premium finish withstand continuous, everyday use. External screw pressure plate back and side wired. Accepts #12 and #14 AWG (Amercian Wire Gauge), push wire #14 AWG. Narrow back body leaves more room for wires in the box, extra-long through-body strap eliminates floating installations and imperfect applications. Features easy-access green hex head ground screw and tri-drive ground, terminal, and mounting screws. Conforms to NEC (National Electrical Code) 430-104 requirements for kitchen disposal units. 1.43" W x 4.19" H x 1.27" D.