Made of injection-molded polypropylene, these Gate Valve Lockouts are
extremely rugged with superior impact and chemical resistance. Easily
withstand temperatures from -20°F to 300°F. And, their unique
knockout
center accommodates OS&Y or "rising stem" valves. Lockouts accept
locks with shackles up to 3/8" diameter. Danger labels in English,
Spanish and French are included. Padlocks and tags not included.