With a road-racing design built for everyday performance this 105 rear derailleur ensures smooth shifting for years to come. The Shadow design helps keep the derailleur out of harm’s way should your bike take a tumble. Lightweight aluminum pulley cage helps reduce weight without affecting performance. Maximum sprocket capacity is 34T. Minimum sprocket capacity is 11T. Maximum front difference is 16T. Total capacity is 39T.
- Road to 11 speed change
- Crown: 34 teeth
- Weight: 225 grams
- Introduces the shadow RD mainly designed for changes of MTB
- With a slim profile and the ability to customize the tension of the chain