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The Altus M310 is an affordable but high performing rear derailleur. Ideally suited to a 7 or 8-speed drivetrain, it has enough capacity to handle a double or triple chainset. With its light action design, Teflon coated bushings and efficient spring, this derailleur is perfect for leisure cycling and touring.
A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).
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