Microshift RD-R43M 9/10-Speed Rear DerailleurWith a competitive weight and an aluminum bracket body and outer link, R9 marries form and function beautifully. Compatible with Shimano 9 and 10 speed road systems with a double front chainring setup.
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product description
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With a competitive weight and an aluminum bracket body and outer link, R9 marries form and function beautifully. Compatible with Shimano 9 and 10 speed road systems with a double front chainring setup.