. Capacity Orange/Black The unique spoke design allows for a lighter weight caster with the same amount of capacity. ⢠Non-marking for good floor preservation and quiet operation ⢠Chemical & moisture resistant ⢠Anti-corrosive & rust resistant Zinc Plated finish ⢠Precision ball bearing It also provides good floor preservation and works effectively in both indoor and outdoor environments. Polyurethane is ideal for most environments.