Manfrâ Floor Protector Rubber swivel caster office chair (Set of 4 with hardware) 50 mm wheels with stem or mounting plate Mounting options

• Stop damaging your expensive wooden floors. These wheels with roller discs are coated with soft polyurethane material which is suitable for low pile carpets and other hard-wearing floors.
• Good finish, smooth rolling, easy installation and 360 degree rotation. You only use 4 screws to fix the swivel castors on your chair. It would be fantastic if you like to do DIY, such a good experience will be comfortable.
• Smooth and quiet: the precision ball bearing in the antique roller movements is pleasantly soft. Polyurethane impeller rolls easily and does not cause squeaky noise or noise. Leaves no marks or scratches on your floor.
• 66 lbs capacity per caster. Perfect for carpeting or other non-sensitive floor coverings.
• Large Application Ideal for small sofas, coffee tables, chairs, office chairs, ottoman, bench, TV stand, microwave cart, plant stands, shoe baskets, toy bins and other small furniture.

Get smooth, quiet rolling and full swivel action all while protecting your floors with these low profile rubber casters. Wheel tread is made of specially formulated polyurethane rubber to protect hardwood, LVT, laminate, tile, slate, and all other hard floor surfaces. Unlike other caster wheels, this 5-piece rubber caster wheel set contains two universal attachment options. Whether you need to mount these to a chair with a 5/16" stem or to a cabinet using a flat top plate, this handy pack includes all the required mounting hardware. Ideal replacement set or in new construction of chairs, tables, racks, storage containers, carts, and more. A set of 5 has a moving load capacity of 330 lbs. and a static load rating of 385 lbs. Perfect for home, office or industrial use.