Multi-pole Circuit Breaker Lockout Circuit Breaker Lockout Type Clamp-On For Circuit Breaker Type Multipole For Maximum Padlock Shackle Diameter 9/32 in For Voltage 120/277V AC Maximum Number of Padlocks 1 Overall Height 1 in Overall Length 2 in Overall Width 1.63 in Features Made from Recycled Plastic For Circuit Breaker Manufacturer RecycLockout