Shimano Alivio Rear Derailleur
Shimano’s Alivio M3100 Rear Derailleur delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its Shimano Shadow mechanism.

The advanced light-action long cage design is compatible with Shimano 9 speed cassettes that don’t exceed a 45 tooth cog. This rear derailleur is ready to take on even the roughest of trails.

Features

• Low profile design
• Smooth and silent performance
• Utilises the Shimano Shadow mechanism for aggressive riding
• 9 speed rear shifting
• Max Front Difference 22T
• Total Capacity 45T