Circuit Breaker Lockout Rail Circuit Breaker Lockout Type Snap-On For Circuit Breaker Type Single Pole For Maximum Padlock Shackle Diameter 9/32 in For Voltage 120V AC Maximum Number of Padlocks 1 Overall Height 1.01 in Overall Length 2.69 in Overall Width 2.7 in Features No Lock Needed ID Tags can be Pre-Loaded onto Taglock Devices For Circuit Breaker Manufacturer TagLock For Switch Hole Type Switch Tongue For Use With Circuit Breaker with Standard Nylon Cable Ties