The present report is about the patent of an innovative system utilized in the transportation, load and unload of grains or seeds for silos of storage, dryers and industrial units, being able to be installed directly in vertical silos (1) and (2) or adapted in the conventional principles of transportation (3) as a group or independently, consisting of limits of change of direction (5) and (6) composed by driving (7) and motor gears (8) and points of load (9) and unload (10) respectively, generally established in the extremities of the assembly, hopper of load (13) formed by an upper opening (14) and double system of unload (20) composed by floodgates (22) arranged in the periphery of both intervals of the pipes (15) and (16) provided in transit or channels (25). The advantages related to this configuration added to the conventional systems of agricultural transportation determine the load and unload points increase of the products reducing the time in movements, loads or unload, enabling the process of two or more types of different products at the same system without risks of contamination or mixes of such products and its installation does not require large adaptations to the usual conveyors, transforming The invention in a highly influential instrument for the agricultural segment.