2" Antique Brass Ball Caster Wheel for Office, Executive, & Gaming Chairs w/ 7/16" x 7/8" Grip Ring Mounting Stem - Set of 5 - S5352 2" (50mm) round PVC ball wheel design - Hard PVC wheel is ideal for use on carpet and plastic chair mats Antique brushed brass metal hood for a more refined look Popular 7/16"x7/8" (11mm x 22mm) grip ring mounting stem Heavy duty 90 lb. weight capacity per caster Set of 5 casters