Listing is for one (1) Service Caster Series #30 swivel caster with a 5" diameter by 2" wide solid polyurethane wheel and maintenance free precision ball wheel bearings with a side lock brake & bolt on swivel lock capable of supporting 1,000 lbs./caster. When searching for a reliable and durable solution to your caster needs, consider Service Caster's Series 30 solid polyurethane wheel casters. The Service Caster Series #30 features a non-marking, non-marring polyurethane wheel. Molded as one solid piece, this wheel is free from debonding, and will not flatspot, as can occur with comparable polyurethane wheels, ensuring a smooth and solid roll over long periods of time. These versatile casters are ideal for a wide range of applications, such as dollies, platform trucks, warehouse carts and freight terminals. Or ensure a secure ride for food service carts, hotel housekeeping carts, and industrial and commercial equipment. Even drywall carts, welding carts, and wall panel carts will be ready to roll on the Series 30, keeping you moving forward. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward.