High quality Lavex Lodging Housekeeping Cart caster set. Listing is for a set of four (4) Service Caster Series #30 swivel casters with 8 inch diameter by 2 inch wide gray thermoplastic rubber donut tread on gray polyolefin core wheels capable of supporting a total weight of 2,400 lbs. (600 lbs. per caster). When searching for a reliable and durable solution to your Lavex Lodging Housekeeping Cart needs, consider Service Caster’s Series 30 top plate thermoplastic rubber donut tread on polyolefin core casters. The rounded face "donut" style soft tread is made of thermoplastic rubber that is non-marking, non-marring and provides easier mobility over standard flat tread wheels, resulting in a long lasting, high capacity wheel capable of easy rolling under heavy loads. Finely crafted with double ball bearing heat treated raceways, these versatile casters are ideal for a wide range of applications, but are commonly used on Lavex Lodging Housekeeping Carts. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward.