Description Robust double row aluminum omni wheel Has 8 rollers which are PU coated Provides 360° movement with rotational and sideways maneuverability Load capacity: 2kg The 38mm Aluminum Omni Wheel is the smallest omni-directional wheel in all of our aluminum omni wheels. View more Links ZIP File Specifications Diameter: 38mm Axial width: 4mm Number of plate: 2 Number of roller: 8 Body material: Aluminum alloy Roller material: PU Net weight: 28g Load capacity: 2 kg