"Large circuit breaker lockout, red. Locks out a wide range of three phase circuit breakers. Fits on lever of circuit breaker upto 3 inches wide and 0.9 inches thick. Handy device - make it easy to secure the large circuit breakers at any workplace . Rugged stainless steel \/ PVC constructions. Corrosion resistant. Easy installationType = Large Circuit Breaker LockoutMaterial = PVC\/Stainless SteelNumber of Locks = 1"