Shimano 8/7s DERAILLEUR RD-M310
The Altus M310 is an affordable but high performing rear derailleur. Ideally suited to a 7 or 8-speed drivetrains, it has enough capacity to handle a double or triple crankset.
With its light action design, Teflon coated bushings and efficient spring, this derailleur is perfect for leisure cycling and touring.
12 Month's Interest Free
It's easy to apply and only takes a few minutes...
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within 30 days of purchase