Shimano Altus RD-M310 Rear Derailleur
The Shimano Altus RD-M310 is a high - performance MTB rear derailleur designed for 7/8 - speed shifting systems. Its low - profile design with double servo - pantograph technology not only enhances adjustability but also offers great resistance against weather and contamination. This derailleur stays close to the cassette sprockets, ensuring smooth and easy gear changes. The wide link design guarantees durability and precise shifting.
Features:
- Cage Length: Long Cage (SGS)
- Max Sprocket: 34 Tooth
- Total Capacity: 43 Tooth
- Speed: 7/8 speed
- Weight: 326g

Using the Shimano Altus RD - M310 rear derailleur is straightforward. Just install it on your 7 or 8 - speed MTB according to the manufacturer's instructions. When you're riding, simply use your shifters to change gears, and you'll notice the smooth and easy transitions. As for maintenance, regularly clean the derailleur to remove dirt and grime. You can use a soft brush and some mild cleaning solution. After cleaning, dry it thoroughly and apply a light coat of lubricant to the moving parts. Make sure to check the derailleur's alignment periodically to ensure precise shifting. If you notice any issues like rough shifting or unusual noises, it might need adjustment or replacement of parts. Also, be careful not to expose it to extreme weather conditions for long periods as it can affect its performance and lifespan.