microSHIFT FD-R439-B Road Bike Front Derailleur 9 Speed

Designed for use with 30/39/50t chainrings
Cold forged aluminum body
Chainstay angle: 63-66ø
Chain line: 45mm
Double or Triple: Triple
Derailleur Capacity: 20
Front Der/Shifter Compatibility: Shimano Road
Max Ring (teeth): 50
Front Derailleur Style: Traditional
Front Derailleur Cable Pull: Bottom Pull
Front Derailleur Clamp: Braze-on
Drivetrain Speeds: 9