About this item EASY TO INSTALL: Without any tools, pull out the old office chair casters and push in the new wheels to install successfully. At the same time, our polyurethane casters are more resistant to acid, grease, water and certain chemical substances, and these casters wheels have a longer service life. UNIVERSAL FIT ON 98% OFFICE CHAIRS：These office chair wheels universal rod size is 7/16 inch (11 mm) x 7/8 inch (22 mm), which is perfect for most office chairs. Your chair can enjoy a carefree, safe sliding across wood, hardwood, laminate, vinyl, tile and carpet floors at any time. SOFT QUIET & SMOOTH ROLLING: The combination of a new design with a dust-proof top cover and precision bearings and a shock-absorbing polyurethane tire can make the office chair casters roll smoothly and easily on any surface without making any sharp sound or noise. SAFE FOR FLOORS: Our office chair caster wheels are made of high-grade steel, precision ball bearings and durable office chair casters. You can use our office chair casters for all floors and enjoy a carefree and safe glide on wood, hardwood, laminate, vinyl, tile and carpet floor. FRIENDLY CUSTOMER SERVICE: Our OFFICE CHAIR CASTER WHEELS provides 2-year warranty service. If you have any questions about this product, Please contact our service team via Amazon Customer Service, and we will give you a satisfactory answer within 24 hours.
