Shimano Kit Crono Dura-Ace Di2 TT Disc 12v

LEVE CHARACTERISTICS:

- Optimum power transmission with perfect grip

- Greater aerodynamics, greater grip

- Gear button integrated inside without leaving your hand

- Gearbox control

- Maintains excellent grip

- The individual button on each side of the gear lever only works with Synchronized Shift

GEARBOX FEATURES:

- Speed: 2x12

- Gearbox material: Aluminium

- Cage material: CFRP

- Sprocket (minimum / maximum): 11 / 34D

- Pulleys (top / bottom): 11 / 11

- Pulley bearings: Steel

- SD300 connection ports: 1

- Charging port for EW-EC300: 1

- Weight (producer): 215 gr.

- Color: Black

DERAILLEUR FEATURES:

- Speed: 2x12

- Mounting: weld

- Material: aluminum

- Maximum crown dentition: 50-54T

- Total capacity: 16T

- Chain line: 44.5 mm

- SD300 connection ports: 1

- Weight (producer): 96 gr.

- Color: Black / Silver