microSHIFT XCD Rear Derailleur - 11-Speed Medium Cage Black With Clutch CheckoutSpec= 120mm Length Internally adjustable from 120 to

Internally adjustable from 120 to 80mm in 10mm increments

This formula has been refined and improved since the late 90's

Front or rear brake compatible

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microSHIFT XCD Rear Derailleur - 11-Speed Medium Cage Black With Clutch CheckoutSpec= 120mm Length Internally adjustable from 120 tomicroSHIFT XCD Rear Derailleur 11 Speed Medium Cage Black With Clutch. XCD rear derailleurs are compatible with Shimano mountain shifters and wide range cassettes. CNC machined rigid construction partnered with enhanced chain stability allow you to power up and down through a variety of terrains. Compatible with wide range cassettes Strong spring tension for enhanced chain stability Clutch mechanism can be turned on to maintain chain tension or off to