Effectively immobilize valve handles from being turned. Can be attached with the handle in the "closed" position*. The universally-designed lockout fits all major brand one-quarter turn ball valve handles. Adjustable length cover slips right over the ball valve handle and secures with a padlock. Available in three sizes to fit valves from 3/8" to 8". Butterfly valve lockout is a universal fit with 3/8" padlock holes. Made of durable polypropylene plastic resistant to solvents, cracking, abrasion and extreme temperature range of -50° F to 360° F. Note: KDD431RD locks in both the "open" and "closed" positions.