Office Chair Replacement Fixed Casters - Replacement Stationary High Profile Chair Wheels Bell Glides - Glides for Office Chair - Legs 11 x 21 mm - 5 Pieces Black【Product Information】 Nylon protects the floor better. Caster office chair is made of premium black nylon, which is thick and durable, the bearing is strong enough. Product Advantages: The chair glides with a matte finish process, durable and not easy to scratch, thick and non-slip, which can better protect your soft floor, keep quiet during use, can be an economical replacement part. Easy replacement: replace the old worn wheels, simply replace the old wheels and insert the new ones These office chair glides with wheels can be converted into a stationary chair without losing the height of the chair. stool. Suitable size can meet your needs. Please measure your height before purchasing Chair Glides: These office chair glides fit most office chairs and are suitable for most swivel or desk chairs. If you have any questions, please feel free to contact us. We will have a professional team to solve the problem for you. Note: All data are manual measurements, please allow 1-3 cm error, due to the light and display difference, there will be a certain color difference, subject to the physical item received.