Universal Office Chair Rollerblade Casters, Set of 5 Remain focused and relaxed with the help of these caster wheels. Precision ball bearings in the caster swivel and axel provide smooth, easy rolling while causing no squeaky sounds or noise of any kind. These casters are designed with the universal standard size stem so that they fits for wheels replacement for most of the office chair, gaming chair, kids study chair. Encased with soft, polyurethane material these rollerblade style casters are guaranteed not to scratch or leave marks on any surface like hardwood, laminate, tile and carpet floors. Set of 5, and all are in industrial-grade standard that support loads up 330 pounds.
