Shimano Altus RD-M310 Rear Derailleur - 7, 8 Speed, Long Cage, Black

The Shimano Altus RD-M310 Rear Derailleur is a 7/8-speed derailleur designed for long cage setups. It is finished in black and has 13t upper and 15t lower pulleys. The derailleur is compatible with 10x1 standard systems and has a maximum cog size of 34 teeth and a chain wrap capacity of 43 teeth. It is suitable for use with Shimano mountain shifters and has a weight of 326 grams. This derailleur is part of the Altus RD-M370/M310 series, which offers reliable and durable shifting performance. It is compatible with 7 and 8-speed drivetrains.