BD-F11~F15 are made of ABS,BD-F11T~F15T are made of PC;
Dedicated to locking gate valves with a stem Dia. (handwheel Dia.) of 25mm-330mm.
lt can be locked with a safety padlock with a Dia.of the lock beam ≤ 7mm.
Color red or clear, other colors to order. Chinese and English warning labels are available.