Short Top - Electo Hydraulic model (See below for manual model) 12 volt Electro Unit. Constructed in 1.5" square steel tube, 12, 14 and 16 gauge. Ideal for refrigeration work, coffin storage racks and loading of vehicles. This Trolley comes in a 3-tier or 4-tier version. The rollers are 2" diameter rubber with grooves to take trays with 14" runner centres, but wider tops can be made to suit your requirements. This trolley runs on 4 x 6" braked castors and will lift 200kgs (32 stone). CE Safety Certified and Anti-Bacterial finish. Note: We now manufacture both the 3-tier and 4-tier versions in optional heavy duty format able to lift 320kgs (50 stone). Specifications Three tier length: 2020mm width: 730mm closed height: 400mm fully extended: 1727mm lift: 1327mm Four tier length: 2105mm width: 730mm closed height: 400mm fully extended: 1930mm lift: 1530mm