Low and Smart Design: The flat design suitable for different furniture sizes. Three foam anti-slip pads on each transport roller provide better grip and protection for your furniture 90 degree load lifter: 90 load lifter with ergonomic handle, support at 90 right angle avoids the dislocation and pressure, provides flexible operation< br>Durable Construction: Thick orange powder-coated steel frame structure and double ball bearings ensure strong load-bearing support, 50kg maximum load capacity for each furniture roller 360 Swivel Caster: 3.8cm age-resistant polypropylene caster with 360 degree rotating top plate, which can easily fit into any desired Directions can be converted. The transport roller allows you to use less force to move furniture safely. Easy to use: The set contains 4 furniture rollers, 4 lifting devices, 1 jack, 4 raising pads. Simply place the lifter under the heavy object and lift it, place the rollers under the 4 corners of the object. 4 lifting device for higher height. This furniture mover is ideal for moving heavy or medium-sized furniture with legs or flat bottom, such as couch, cabinet, refrigerator, bookcase, etc