Diameter 17mm wheel axle
Cross Tire 110/90-18
Attaching disc: 4 mounting holes 8mm diameter
Hole spacing of fasteners = 100mm
Diameter centering on the hubs = 75.70mm
Attaching sprocket 4 mounting holes 10mm diameter
Hole spacing of fasteners = 92mm
Diameter centering on the hubs = 75.70mm