Shimano xtr m9020 direct mount 2x11 front mechxtr dyna sys 11 speed m9020 hosts a whole load of new technology keeping at the forefront of front derailleurs its truly the elite racers choice designed specifically with modern trail bikes in mind shimanos xtr side swing technology front derailleur increases tyre clearance by 15mm while new cable routing resulting in the lightest shifting action yet features side swing side pull front derailleurs allow bike manufactures to continuously push