5pcs Office Chair Wheel Caps Replacement Swivel Casters Office Furniture Accessories 11x22mm Black

Material: This product is made of PU, which is durable and has a long lifespan; size: 50x80mm. Bolt size: 11 x 22 mm.
Features: It is mainly used to convert a swivel office chair with a wheel into a fixed chair without reducing the chair height and minimizing unnecessary strain on hard tile or composite flooring.
Design: There is no base coating for the fixed feet. You no longer need floor protectors or felt glides, and you no longer have unsightly scratches or marks.
Easy to install: No tools required; fixed foot installation is quick and easy. Remove the old chair base, then slide the new office chair sliding mechanism into the frame until the anchor is firmly engaged.
Universal: It can be connected to the base of all office chairs. This is an ideal choice for chairs, armchairs, tables, shelves, filing cabinets, machines, etc. (Note: Please check if the chair size is suitable for your chair. The diameter of these bolts is 11 mm.)