Butterfly Valve Lockout, Red, Material Nylon, Padlock Shackle Max. Dia. 19/64 in, Max. Number of Padlocks 4, Fits Handle Size 1/8 in to 2-1/2 in Thickness, Height 5 1/2 in, Length 1 in, Width 3 13/32 in, For Use With Butterfly Valves, Temp. Range -20 Degrees to 140 Degrees F, Legend No Legend, Standards OSHA 1910.147