Swivel Caster, 135 lb Weight, Wheel Diameter: 2 in, Wheel Material: TPU, Bearing Type: Ball, Plate Dimensions: 2 x 2-3/4 in, Housing Material: Polypropylene, Powder-Coated, Black/Blue, Plate Mounting, Dimensions: 3-1/2 in L x 2 in W x 2-7/8 in H