SLX triple direct mount front derailleur Direct frame fit for easy & accurate installation giving perfect alignment Wide pivot link increases torsional rigidity Easy access angled adjustment screws & clamp bolt Angled inner chain guide tail for increased tyre clearance Designed specifically with modern trail bikes in mind Dual Pull design for use with top or bottom cable routing Dyna-Sys 10-speed MTB drivetrain compatibility Specifically developed for 68 73 mm & press fit 92 bottom bracket shells with a 50 mm chain line 40 tooth outer ring compatible For 66-69 degree chainstay angle