4PCS Locking Casters Heavy Duty Wheels with Flat Plate Swivel Casters with Brake
Specifications: Wheel Dimensions: 50 x 24mm Maximum Load: 50kg Hole Spacing: 52x35mm Material: Steel + Plastic Rubber Distance Between Ground and Flat: 73mm Wheel Dimensions: 75 x 32mm Maximum Load: 70kg Hole Spacing: 72x43mm Material: Steel + Plastic Rubber Distance Between Ground and Flat: 106mm.