RevoSmooth Soft Rubber Office Chair Wheels Casters Replacement Rollerblade Style - for Hardwood Floor, Carpet, Gaming Caster (Set of 5) Large 3 inch chair wheels for taller office desks and furniture, rolls super smoothly over carpet; save money on vinyl floor mats and protectors Gorgeous Clear Rubber prevents scratches, scuffs, and marks on precious hardwood floors Heavy Duty Construction (122 lbs each wheel) quietly glides over wood, carpet, rugs, tile, laminate, and concrete with ease Easy Install; Simply pull your old caster out, and push RevoSmooth Wheels in (Won't fit IKEA) No-Risk 30 Day Returns through Amazon; perfect for work, garage, or home office