Furniture casters: : the furniture casters are universal mobile casters with a diameter of 25mm, including 2 brake casters with brakes + 2 swivel casters and 20 M4 pan head screws, each with a universal caster Load capacity is 11 kg . TPE material:: This 25mm universal caster is made of TPE material, which has high elasticity and strength, will not damage the floor, and is very quiet during operation. The casters wheel core is made of polypropylene, which has strong thermoplastic and corrosion resistance; the outer wheel is made of synthetic rubber, which is effective in non-slip. Flexible road: : Each transport wheel is equipped with high quality precision ball bearings. The casters are equipped with 360-degree rotating wheels, and the furniture can be moved on the road in any direction that can be traveled without spending too much effort or space. Intimate design :: Our furniture casters have an intimate 90 right angle L-shaped mounting plate that saves space and is easy to install. In addition, the newly improved five fixing holes fix the guide rail horizontally, which is not easy to deform. The corners of the swivel casters have been reinforced to make the mounting plate more stable. Various uses: : This rotary brake caster set is often used to move all kinds of small furniture. Such as a coffee table, plant stand, washing machine, TV cabinet, stool, shoe cabinet, bookcase, bed storage box, etc.