Shimano Deore FD-M5100-D Front Derailleur - 11-Speed Double Side Swing Front Pull Direct Mount BLK/Silver MFPN=1-LED-41R-V137 Unidirectional carbon fiber arms and

Unidirectional carbon fiber arms and aluminum chainring spider provide excellent strength-to-weight

stack the tools

Double front 10sp derailleur

5 Lower Cup 52mm

170 TPI casing

Shimano Deore FD-M5100-D Front Derailleur - 11-Speed Double Side Swing Front Pull Direct Mount BLK/Silver MFPN=1-LED-41R-V137 Unidirectional carbon fiber arms andThe Shimano Deore FD M5100 Front Derailleur is designed for 2x11 drivetrains. Double or Triple Double Drivetrain Speeds 11 Derailleur Capacity 10 Front Derailleur Clamp High Direct Mount Front Derailleur Cable Pull Front Pull Front Der Shifter Compatibility Shimano Mountain Max Ring (teeth) 38 Front Derailleur Style Side Swing Mounting Style Direct Mount