Toplimit 3" Office Chair Wheels (As Seen On PRC) Heavy Duty with Universal Grip Ring Stem(7/16" x7/8"),Replacement Rubber Chair Casters fits 98% Chairs for All Floors (Purple)

["YOU WILL GET WHAT YOU NEED:Our office caster wheels are made from industrial-grade steel, precision ball bearings, and durable polyurethane.Stem size is 7/16\" x 7/8\",fit most 98% chairs but not off brand chairs,not compatible with IKEA chairs either.","NO NEED CHAIR MATS ANYMORE:Our desk gaming chair caster replacement wheels wont scratch or damage your floors.Safe for wood, hardwood, laminate, vinyl, tile and carpet floors."]