Rolland Office Chair Caster Wheel - Stem Diameter: 11mm, Stem Length: 22mm - 5 Unit/Pack

Standard replacement caster wheels for office chair. If one or more caster wheels on your office chair are broken, there is no reason to throw away the whole chair. All you need is this replacement caster wheels. The stem diameter is 7/16" (11mm); stem length is 7/8" (22mm) which will fit into most chair models. The stem length is not critical as most chair base will accommodate a little longer or shorter stem. No special tool is necessary for the replacement job. Just pull out the old wheels and snap these new wheels back into place. Rolland (TM) caster wheels is tested to the industry ANSI/BIFMA safety standard. High quality assurance with 30 days money back satisfaction guarantee. Model: RL50N.