Shimano Front Chainwheel Dura Ace Di2 Juice The red roller (the area

The red roller (the area where the wheel rests on) is made in Elastogel (30 mm diameter)

always ready for extreme weathers and riding situations

11-32T Compatible chain HG-EV 11-speed/HG-X11 Speeds 11 Spider arm_QTY (pcs) 1 Type HG-EV

you can confidently ride this clincher on wet and dry

Shimano Front Chainwheel Dura Ace Di2 Juice The red roller (the areaDescription : DURA ACE HOLLOWTECH II Road Crankset 2x11 speed The DURA ACE FC 9000 crankset uses advanced HOLLOWTECH II technology and a 4 arm design to reduce weight while maintaining efficiency. An improved chain guide provides surefire shifting and decreased chain drop. It uses a 110mm pitch circle diameter and is offered in 50 34, 52 36, 52 38, 53 39, 54 42, 55 42T chainring options. It is available in 165, 167. 5, 170, 172. 5, 175, 177. 5, and