SAVE YOUR EFFORT AND RELIEVE YOUR BACK: Do you push or carry your furniture? Take the pressure off your back and save your energy by installing these new casters to move heavy loads. Find out how easily and effortlessly you can move your furniture. RELIABLE HEAVY DUTY FURNITURE CASTORS (SET OF 4): Furniture casters are made from premium materials, strong and stable design, making them the toughest in their class. The swivel wheels can rotate 360 degrees smoothly and quietly. FLEXIBILITY AND SAFETY: Polyurethane (PU) heavy-duty castors combine the elasticity of rubber wheels with the sturdiness and durability of metal wheels. The castors with brakes are suitable for all types of floors. The load bearing capacity is 600kg (150Kg per wheel). ENJOY THE SMOOTH AND QUIET ROLLS: GBL furniture casters feature internal bearings that provide smooth rolling, with a smooth surface that prevents hair, crumbs and grit from getting stuck. The set is composed of 4 wheels with brake + 16 screws and nuts (30mm x 8mm). TRANSFER CASTERS WITH BRAKES EASY TO INSTALL: You can easily install the heavy duty casters. They can be used in homes, schools, garages, stores, businesses and hospitals. Casters are used to move pallets, coffee tables, furniture, etc.