
Shimano SLX M677 Double Front Gear; Designed specifically with modern trail bikes in mind, Shimano side swing technology front derailleurs increases tyre clearance by 15mm, while new cable routing resulting in the lightest shifting action yet Wide pivot link design for greater torsional rigidity improves shifting response & service life The conventional high clamp band mount, comes with the necessary shims for all band dimensions Whilst the low clamp band mount also comes with the necessary shims for all band dimensions Specifically developed for 68 & 73 mm bottom bracket shells with a 48.8 mm chain line For double 36-38 tooth chainring