Shimano Altus M310 3x7/8 Front Derailleur

The Shimano Altus Top Swing front derailleur is seven and eight times compatible and has a Dual SIS index circuit. The dual-route system allows the use of the front derailleur with top-and down tube-guided traction by means of two alternative pull stop positions.

with adapter 31.8/28.6 mm

Chain stay angle: 66-69° / 63-66°

Largest chainring: 42-48 teeth

Total capacity: 20 teeth

catenary curve: 47.5/50 mm