Swivel Plate Caster, Load Rating 300 lb., Wheel Dia. 4 In., Wheel Width 1-1/4 In., Overall Height 5-1/4 In., Inside Bolt Hole Spacing 1-3/4 x 2-3/4 In., Outside Bolt Hole Spacing 1-3/4 x 3 In., Wheel Material Polyurethane, Wheel Color Gray, Core Material PolyolefinRaceway Double Ball, Wheel Bearings Precision BallPlate Size 2-5/8 x 3-3/4 In., Durometer 45 Shore D, Core Color Gray, Mounting Bolt Dia. 5/16 In., Frame Material Steel, Plate Thickness 0.125 In., Frame Finish Zinc Plated
Polyurethane Wheel Casters- Swivel casters feature double-ball raceway, except 4DE49, 4DE51, 4DE53, 4DE55, 4DE72, 4DE76 and 4DE80 which have hardened-steel precision raceway.