Here is the ultra light aluminum crown from DOPPLER. Very good quality, it is made in France in the best materials, ultra light for maximum performance.
This crown will be ideal to start again on excellent bases transmission / chain / pinion! Intended to be mounted on RIEJU, PEUGEOT ...
Width 420, available 53 teeth. To optimize your transmission, we recommend that you change the chain as well as the pinion.
Central Ø 105mm
8.40mm diameter fixing holes
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GILERA RCR (50 cc)
GILERA SMT (50 cc)
PEUGEOT XP6 SM (50 cc) from 1997 to 2003
PEUGEOT XP6 SM (50 cc) from 2008 to 2013
PEUGEOT XP7 (50 cc)
RIEJU MRT (50 cc) from 2009
RIEJU MRT PRO (50 cc) from 2018