"Easy to use ball valve lockouts. Single-piece design makes this small steel ball valve lockouts the perfect tool for securing your valve handles in the off position. They prevent valve handle from being turned onType = Ball Valve LockoutMaterial = SteelNumber of Locks = 3Attachment Point Minimum Size = 6.4mmAttachment Point Maximum Size = 25.4mmLock Shackle Maximum Diameter = 9.5mm"