Gevenalle BURD Rear Derailleurs.
- BURD = Blatantly Upgraded Rebranded Derailleur
- Chain tension spring is adjusted to provide 25% more force which provides an advantage over road derailleurs in keeping the chain planted on your 1/2X chain rings
- Upgraded to Shimano’s excellent Ultegra level pulleys
- Packed full of Phil Wood waterproof grease to give them the best protection possible
- 28t max for 2x and 32t max for 1x use
- Repair/crash replacement available through: gevenalle.com/support
This product was added to our catalog on April 25, 2018