High quality replacement rigid caster for a Go Mini's Moving and Portable Storage Container. Listing is for one (1) Service Caster Series #60 rigid caster with a 6 inch diameter by 3 inch wide red polyurethane tread on semi steel cast iron core wheel. Supports 2000 pounds (lbs.) per caster. When searching for a reliable and durable solution to your Go Mini's Moving and Portable Storage Container replacement caster needs, consider Service Caster’s Series 60 top plate polyurethane tread on cast iron core casters. The Service Caster Series #60 features a non-marking, non-marring polyurethane tread performs especially well on hard surfaces such as concrete, tile, and wood, while the metal core wheel stands up to heavier loads with a stable and secure roll. 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 Go Mini's Moving and Portable Storage Containers. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward.