Shimano Dura-Ace Di2 Rear Derailleur Wiring Kit

Shimano Dura Ace Di2 Rear Derailleur Wiring Kit:
This wiring kit is required to use your Shimano Di2 rear derailleur and connect with the Di2 STI levers. It is available in three different sizes to accomodate a large range of bicycles on the market.
A small is 770mm long and will fit bikes less than 52cm
A medium is 830mm long and will fit bikes between 52-56cm
A large is 890mm long and will fit bikes greater than 56cm
Shipping Weight: 2 lbs.
This wiring kit is required to use your Shimano Di2 rear derailleur and connect with the Di2 STI levers. It is available in three different sizes to accomodate a large range of bicycles on the market.
Shipping Weight: 2 lbs.
















