These adapters clamp on to the seat tube so you can use your braze-on derailleur on a conventional frame. Available in three common seat tube sizes with 20mm of vertical adjustability.
With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain.
The longer lever arm on the SHIMANO TIAGRA front derailleur creates a light action at the shift lever and precise, reliable shifting across a 16T capacity.
Perfectly suited to a wide variety of MTB applications, the SHIMANO DEORE XT M8000 derailleur deliver race-worthy performance without breaking the bank.