Tow Ball Universal Mount suits 50mm towballs. This is a multi-functional fitting with a universal channel with a range of slots and holes allowing the fitting of many different applications. Can be mounted on end, upside down and at different heights. This mount is particularly useful for plumbers, electricians, gardeners etc. who will find it invaluable for numerous items. It can be used as a vice, in conjunction with a footplate as a step, as a lightweight winch etc.