The carton flow rack take the advantage of gravity, which is allowed to roll under gravity from loading to picking area on plastic rollers.
Advantages:
Saves on labor by providing a more orderly picking system. Order pickers work in the front aisle, completely separated from the replenishers who work in the back aisle.
Carton pick systems help you make more efficient use of your storage requirements
Eliminates much of the walking and searching time
Suitable for the assembly line, order picking, packing, and dispatch area.