4 Pcs Swivel Furniture Wheel 50mm Driving Set Wide range of applications: suitable for most transport cases, instrument cases, exhibition equipment, trolleys, tool boxes, light machinery, equipment racks, mobile workstations, speakers, cabinets, racks, amplifiers, electrical boxes, furniture, etc. Durable and flexible furniture wheels: Universal wheel sets and universal wheel sets with brake have double ball bearing in fork head and spike bearing in roller bearing. High quality and safety： The 50mm diameter diamond electrophoresis wheels with 4 brakes are made of durable steel and polyolefin, and the axles are equipped with precision ball bearings for smooth and easy movement. Double lock 360： The safety-lock wheels rotate 360 and the parking brake stops the wheel when locking the rotation. The soft and durable PU rubber coating ensures stable scratch-free operation and protects delicate floors. During work, people at home will not be disturbed. Suitable for all wood floors, hard floors, carpets, tiles, parquet, laminates, wood, marble, granite, stone, concrete, vinyl, etc. Product Information： Material: eco-friendly PO wheel A3 bracket Construction: universal castors 360 Roll thickness: 2,3 cm Top plate size: 7,0 x 5,1 cm Mounting height: 7,2 cm Fastening holes: 5,2 x 3,5 cm Wheel diameter: 5,0 cm Mounting plate: 70 mm x 50 mm Each load capacity: 50 kg Contents of the pack: 4 pcs universal wheels with brakes 16 screws 16 discs 1 screwdriver