Shimano FD-R7170 105 Di2 12Spd Front Derailleur Braze-On cybersale giving you a competitive edge

giving you a competitive edge for your event

The chainrings are hollow to save weight and drastically improve stiffness and aerodynamics

can be used as a Power Bank

The SRAM battery is the power source for eTap or AXS components

Backed by Science

Shimano FD-R7170 105 Di2 12Spd Front Derailleur Braze-On cybersale giving you a competitive edgeFor the 40th anniversary since its launch in 1982, the 105 series gets its ultimate upgrade with Shimano's electronic Di2 shifting technology. Maintaining the series typical price level, the precise shifting function, precisely tuned ratios and a reliable braking system thus become accessible to an even wider circle of road cyclists. Because in the tradition of its predecessors, the current 105 is also equipped with the top technologies such as the