Indef marketing services offers floor operated stacker crane of medium throughput, high-density storage equipment. It can serve racks from 5 to 8 m. The product is a suspended structure running on rails. The rails can be rack or column supported. It has a double girder on which a crab assembly is mounted. A mast is suspended from crab, on which fork assembly slides. The fork slides vertically via a hoist attached to the crab. Motors on the crab and girder provide for the cross and long travel motion of f.O.S.The advantages are: minimum operating cost, direct access to each storage unit, single crane can directly serve multiple aisles/racks, fully electrical system, does not require skilled labour for operation and flame proof models are available. The company also offers a wide range of chain pulley blocks, wire rope hoists and chain electric hoists, etc.