Bosch Bosch Lockring BDU3XX
![Bosch Lockring BDU3XX](https://k2shop.hu/media_ws/10054/2017/bosch-lockring-bdu3xx-lanckerek-rogzito-csavar-1.jpg)
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Lock ring (BDU3XX) for mounting the spider with mounted chainring, O-ring 1270016107 also required Product line compatibility: Active Line Plus (BDU3XX), Active Line (BDU3XX), Performance Line (BDU3XX)
Article nr.:
1270016489