SHIMANO XTR FD-M9100-D FRONT DERAILLEURShimano is upgrading to 12-speed with their new Shimano XTR FD-M9100-D Front Derailleur. It is a direct-mount side-swing front derailleur designed to work with a 2x12 setup. It works best with 66-69deg chainstay angles and works with a top gear teeth of 38T. It has an angled stroke adjust bolt and 4 link bushings. If you're upgrading to a 2x12-speed drivetrain, then you'll love the Shimano XTR FD-M9100-D Front Derailleur. Features Direct mount front derailleur Side swing action with front pull cable routing48. 8mm/51. 8mm chain lines | Shimano | Xtr Fd-M9100-D Front Derailleur Direct Mount