Brady 65560 Mini Gate Valve Lockout made of rugged injection-molded polypropylene, our gate valve lockouts are extremely rugged for superior impact and chemical resistance. They can easily withstand temperatures from -20 to 300 degrees fahrenheit. Unique knockout center accommodates OS and Y or "rising stem" valves. Lockouts accept locks with shackles up to 3/8 inches diameter. Supplied with danger labels in english, spanish and french language.