ROTOR UNO new electronic group set for gravel bikers

As previously mentioned, see https://cyclonista.com/new-rotor-uno-electronic-groupset-for-mtb/ the Rotor Uno groupset has been relaunched for both mountain- and gravel bikers. The gravel group uses the same derailleur as the MTB version but with a shorter aluminum cage of 75 millimeters. This derailleur has 12-tooth derailleur wheels. It makes the group suitable for