Shimano Alivio Side Swing Front Derailleur (Direct Mount) 2x9-speed FD-M4020-D Bike Components & Parts Chain Compatibility: All 12-speed road

Chain Compatibility: All 12-speed road and mountain bicycle drivetrains including SRAM

and a more efficient pedal stroke

Sealed Cartridge Keeps Out Dirt And Water

0 pins help improve this chain's usable life along with its half nickel plating that helps keep corrosion away

the 10-51T cassette delivers advanced shifting performance

Shimano Alivio Side Swing Front Derailleur (Direct Mount) 2x9-speed FD-M4020-D Bike Components & Parts Chain Compatibility: All 12-speed roadThe Shimano Alivio FD M4020 series 2x9 front derailleurs use Shimano's new side swing for enhanced cable routing, light action, and smooth operation. The new design also increases clearance for large wheels and short chain stays. Enhanced maneuverability with plus sized tires Wider clearance for large wheels Compatible with shorter chain stay Increased shifting efficiency and light operation force Efficient cable routing Smooth shifting performance