Shimano deore m615 e2 type 2x10 front mech wide link design dyna sys 10 speed deore mtb front derailleur the latest evolution of legendary shimano mtb technology intuitive dyna sys gear combination bring rider bike and trail together features top swing design wide pivot link design for greater torsional rigidity improves shifting response and service life e type mounting system allows for perfect set up every time cable routing can be used with frames built for top or bottom pull derailleur