This bearing can be used on all shafts with 20mm flywheel stub (e.g. V50, Primavera, ET3, PK XL). VESPA 125 Primavera ET3 125 VMB1T 2T AC '76-'90 flywheel side. The bearing sets always contain the ball or roller bearings fitted in the motor housing and the individual bearing needles used on the auxiliary shaft.
