Shimano Slx Dyna Sys Rd M663 Sgs 10 Speed Shadow Rear Derailleur

Shimano SLX Dyna Sys RD M663 SGS 10 Speed Shadow Rear Derailleur. Shimano's wide gear range Dyna Sys technology and low profile Shadow design are now available in the hard working SLX rear derailleur. Like its XT cousin, it's lighter, smoother shifting and optimized for use with Shimano's 10 speed cassette and narrow chain.

Price: $45.00 from

Performance Bike

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