The Quantum Storage Systems M2036BD is a versatile dolly designed for par-level storage, capable of holding five levels of baskets. It features 4 - 5" swivel casters, enabling easy mobility and maneuverability. This dolly can be combined with stationary units to create a mobile storage system, providing flexibility and efficiency in supply management. It is specifically designed to be used with the WR5-36MSBA-MOB unit.