Listing is for a a set of four (4) Service Caster Series #20 universal commercial kitchen and restaurant equipment swivel casters, two (2) with top locking brakes, with 5″ diameter by 1-1/4″ wide red polyurethane wheels capable of supporting a total weight of 1,200 lbs. (300 lbs./caster).Service Caster knows the demands of the commercial kitchen and restaurant industry and uses only the finest materials and craftsmanship to produce the Series #20 universal caster. With its bright zinc plated finish, heat-treated ball bearing raceway, and dust and thread guards, this versatile caster is built to last day after day on light and medium duty commercial kitchen and restaurant equipment. The Series #20 universal caster boasts polyurethane wheels that are non-marking, non-marring and roll smoothly thanks to an innovative ball bearing design, continuously performing without fail on all hard surfaces typically found in kitchen environments such as concrete, tile, and wood. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward.