Shimano Altus FD-M310 Front derailleur 3x7/8sp

Top swing, Dual pull, Multi clamp, For 42/48T

• Dual SIS front index shifting
• Max. chainring size: 42T/48T
• Wide link design
• Modified cage tail shape for better tire clearance
• Total capacity: 20T
• Front difference: 10T
• For 66-69° chainstays