Vestil Cst-B28-4X1Tpr-S Thermoplastic Rubber Swivel Caster 4″ Diameter X 1″ Width 220 Lb. Capacity, Dark Gray/Light Gray

The thermoplastic polyurethane rubber caster provides low resistance when maneuvering with heavy loads. This allows the user to maneuver more precisely. Resistant to chemicals, acids, bases, alcohol, salts and steam.