The controllers, AC 2T and Mega 3T, 3TTulnkint have been used by the tyre shop, moved to the side after they start playing tricks.-AC 2T jacks drop when they are loaded, requires re-sealing. -Mega 3T jack doesn't go up at all, there must be a gasket failure and oil ending.All jacks are of high quality and should be equipped with components, these should be repaired if there is time to wet these additional information about: Aki Tuomisto 010-4013212The best way to get to know the target before submitting a binding offer is to know what to buy.