V442 ball valve lock, polypropylene (PP) , red. Supplied = assembled. Product type = lockout/tagout products. Material = polypropylene. Colour = red. High quality polypropylene: durable, resistant, non-conductive. Two sizes: handles for ball valves from 1/2'' to 8''. Finely coordinated holes for padlocks to precisely enclose the valve. For more safety during maintenance: Our ball valve locks secure the valve in the Off position. By hooking in a padlock, the lock is fixed on the valve handle until all maintenance work has been completed.