The XT direct fit front derailleur offers high quality 9-speed performance & reliability for demanding mountain bikers Dual Pull design for use with top or bottom cable routing Direct frame fit for easy & accurate installation giving perfect alignment Reinforced light weight chain guide adds rigidity & enhanced response Wider pivot link increases torsional rigidity Easy access angled adjustment screws Angled inner chain guide tail for increased tyre clearance Designed with Mega 9 compatibility for narrow 9-speed chains Specifically developed for 68 & 73 mm bottom bracket shells with a 50 mm chain line 66-69 degree chainstay to seat tube angle range 44 tooth outer ring compatible&44; total capacity 22 teeth