Rear sprocket 39 teeth steel 630 chain pitch (3/4x3/8)
To produce the rear sprockets, the basic material Oste 420 and Oste is used . All the holes are drilled accurately on CNC machines. The results of the special cut indenting are best running characteristics and also a guarantee of concentricity and run-out tolerance under 0,2 mm.
Note: Mounting screws are not included in delivery.
