Shimano xt m770 e type 9sp front mechthe xt front derailleur offers high quality 9 speed performance and reliability for demanding mountain bikers featureslightweight front top swing bottom bracket mount atb derailleur for smooth gear changesdual pull design for use with top or bottom cable routingbottom bracket mounting system assures easy and secure fitreinforced lightweight chain guide adds rigidity and improved responsewider pivot link increases torsional rigidityeasy access angled adjustm