Shimano 105 R7170 Di2 12s Groupset Spec:165mm 50-34T 11-34T

Shimano 105 R7170 Di2 12s Groupset Spec:165mm 50-34T 11-34TDi2s SHIMANO 105 DEBUT The new SHIMANO 105 brings Di2 shifting to a new set of riders. For those who have only experienced mechanical shifting and ergonomics, SHIMANO 105 Di2 represents a transformation of the road cycling experience. With function and technologies inherited from DURA ACE and ULTEGRA, SHIMANO 105 is the culmination of years of research and development. With a shared Di2 platform, sophisticated ergonomics, SHIMANO 105 optimized gear

【Exceptional Performance｜Transfer Pedaling Energy with the Highest Efficiency】

The head of the DART Tool is double-sided and reversible

but widened to provide more support

to increase comfort

Combination of aluminum and steel gears

this lube cleans and lubes all in one

Durable powder coated steel maintains a long-term clean finish

Maxxis’ 3C MaxxTerra is an intermediate triple compound configuration used across our mountain tire line

rising whale-tail shape is one of the many features that make it excellent saddle for bikepackers and all-mountain riders

after three years of development work with racers at the WorldTour level

・COOLMAX® helmet liner

Extremely lightweight front-facing fabric and smooth material on the back enhance aerodynamics and cooling performance