The front derailleur and shifter are responsible for moving the chain from one chainring to another on the crankset. Most people never have any reason to change to a different chanring, but if you need one we got 'em.
Enhanced stability, maneuverability and shifting efficiency Wider clearance for large wheels New side swing design for large wheel bikes Compatible with shorter chain stays Efficient cable routing for light shift operation 50% more shifting power (outward) (vs. current XT, FD-M7020 only) Sophisticated chain guide for 2x11-speed FCW new spike construction gears Increased traction range for long-travel and active rear suspension Versatile specification compatible with traditional mounting options Series: SLX Swing Action: Side Swing Top Gear Teeth: 34-38T Chain Line: 48.8 Chain Stay Angle: 66-69 Weight: 147g. -
(More Details)