Our focus is making a better bicycle front drive system.

Adaptor types for brazed-on front derailleur

  • Wedge shaped adaptor, The wedge shaped adaptor raises the front derailleur, tilts it and moves it backwards in a manner that the lower edge of the shift fork sinks approximately 9 mm.

  • Rod shaped adaptor, the shame shaped adaptor, but then parallel.


Chainring fixing bolts