Buiding system of shelves in which the pallet placed in the first place are also the first to be removed. The paññets are placed on a profile ensure and are automatically glide on rollers with a slope of 2% to 4%. On one side they are loaded the shelves with pallets and for the other they are removed.
Thus, the principle or system of “first-in, first out” is ensures. So can store ten or more pallets, one after another and so on.