Single Pole Breaker Lockout, Clamp-On, Circuit Breaker Voltage 120/277, For Use With Toggles Up To 1/2 in W, Without A Recess Hole, Max. Number of Padlocks 1, Padlock Shackle Max. Dia. 9/32 in, Red, Height 1 1/8 in, Width 2 in, Length 1 in, Material Polycarbonate, Circuit Breaker Poles 1