• Wide link design Dyna-Sys 10-speed Deore M590 MTB front derailleur • Top swing design • Wide pivot link design for greater torsional rigidity improves shifting response & service life • Multi-fit compatibility means that this front derailleur will fit any frame type or seat tube size • Cable routing can be used with frames built for top or bottom pull derailleur’s • Dyna-Sys 10-speed MTB drivetrain compatibility • Reinforced steel chain guide offers high strength & rigidity for enhanced shifting response • Maximum capacity of 18 teeth, & up to 42 tooth chainring • For 66-69 degree chainstay angle