Shimano Altus RD-M310 Rear Derailleur Bags Baskets & Packs Suggested Retail Price: Black and

Suggested Retail Price: Black and Silver $11

Nylon fibers have a flat profile

-6mm alloy construction

Protect your road or mountain bike from the elements--two sizes to choose from

2mm 13KN 144gr

Shimano Altus RD-M310 Rear Derailleur Bags Baskets & Packs Suggested Retail Price: Black andThe Altus RD M310 is a light action MTB rear derailleur for 7 8 speed shifting systems. It features a low profile concept with double servo pantograph technology that improves adjustability and resists weather and contamination. The rear derailleur always keeps close to the cassette sprockets, allowing smooth and effortless gear changes. Wide link for durability and precise shifting.