Plate Size: 2-3/8" X 2-3/8"Wheel Size: 3"Overall Height: 3-7/8"Wheel Material: Thermoplastic PolyurethaneLoad Capacity: 121 lbs.Thermoplastic Wheels Are Non-Marring, Durable, Soft And Protects Floors And Resists Oil And ChemicalsSoft Surface Combines Superior Endurance With Quiet MobilityRecommended To Be Used On Carpets, Ceramics, Concrete, Wood And MoreGreat For Institutional Or Medical FacilitiesBrake To Lock Load In Place