Dura-Ace FC-R9100 Crankset Size:172.5mm The workshop essential

The workshop essential

- Great for cleaning bicycles

Calories consumption11

Light-weight flexibility in a compact design

Dura-Ace FC-R9100 Crankset Size:172.5mm The workshop essentialThe choice of the world's best climbers, sprinters, and time trial aficionados, the DURA ACE R9100 crank drops weight while maximizing power transfer. The new design, and its iconic look, are adapted for race specific disc brake systems while still offering a wide range of gearing and crank arm length options. 172. 5mm, 52 36T Specs Q Factor: 146mm Threaded BB shell width: 68 70mm Gear front: 2 speed Gear rear: 11 speed Construction: Hollowtech II