• IDEAL FOR 4x4 VEHICLES - Clever device which quickly and safely overcomes the awkward job of lifting 4x4 vehicles with offset differentials.• EASY-TO-USE - Simply remove the existing trolley jack saddle, replace with cross beam adaptor, fit the jack saddle into the hole in the adaptor (30mm spigot pin) and you are ready to lift.• SIZE - Minimum/Maximum Height: 140/230mm.• SUITABLE FOR - Jacks with a 31-33mm saddle spigot pin, including Model No's 3000CXD and 3010CX.*Note: Remove any rubber jack pad from the saddle before using to improve safety.Quickly and safely overcomes the awkward job of lifting 4x4 vehicles with offset differentials. Simply remove the existing trolley jack saddle, replace with cross beam adaptor, fit the jack saddle into the hole in the adaptor* (30mm max. spigot pin) and you are ready to lift. Suitable for jacks with a 31-33mm saddle spigot pin.*Note: Remove any rubber jack pad from the saddle before using to improve safety.• Clever device which quickly and saf