The Master Lock No. 7C5RED Circuit Breaker Compact Padlock features a 3/16in 5mm diameter cable shackle to allow proper lockout of all types of circuit breaker lockout devices. It fits the tight space constraints within circuit breaker shutoff boxes and the 5in 127mm flexible steel cable allows the compact lock body to be positioned so most panel doors can be closed. Dimensions:Body: 28 x 42mm.Cable length: 127mm.