90 ton heavy duty rail transfer cart for marble slab . motorized transfer trolley for marble slab transport 25 ton material transfer cart with flat steel deck 30 tons--Perfect Material material transfer cart for plate transport 20 ton Crosby® Vertical Lifting Clamps | US Cargo Control Crosby® IP10.Custom to lift, turn, move, and vertically transfer sheets, plates, and fabrications from horizontal to vertical and back down to hori