The SunRace RDR91 SD Rear Derailleur is a reliable and efficient component designed for 9speed road and gravel bikes Featuring a short cage and direct mount compatibility it offers precise shifting performance for riders seeking a dependable drivetrain solution Constructed from a combination of aluminum steel and composite materials this derailleur balances durability with lightweight design ensuring consistent performance across various riding conditionsWith a maximum sprocket capacity of 28 teeth and a total capacity of 33 teeth the RDR91 SD is wellsuited for standard 9speed setups Its polished silver finish adds a sleek aesthetic to your bike while the 21 actuation ratio ensures compatibility with most Shimano 9speed shifters Whether youre commuting through the city or exploring gravel paths this derailleur delivers smooth and reliable gear changesFeatures 9speed compatibility with a 21 actuation ratio Short cage design suitable for cassettes up to 1128T Direct mount for easy installation and secure fit Lightweight construction using aluminum steel and composite materials Polished silver finish for a clean professional look

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