Showing: 1 to 1 of 1 products
Shimano Dura-ace Di2 12 Speed Braze-on Front Derailleur
Elite road racers demand reliable and precise shifting 12-speed Dura-Ace R9250 delivers with its super-lightweight and compact design Synchronized Shift designed developed to choose the next biggest or lowest gear ratio irrespective of whether a gear change needs to be made by the front or rear derailleur...