Shimano xt m786 direct mount 2x10 front mechlightweight front direct mount dyna sys 10 speed double mtb derailleur for smooth gear changes features dual pull design for use with top or bottom cable routing reinforced light weight chain guide adds rigidity and improved response wider pivot link increases torsional rigidity easy access angled adjustment screws and clamp bolt angled inner chain guide tail for increased tyre clearance dyna sys 10 speed design for use with dyna sys 10 speed mtb dr