Shimano's Ultegra RX RD-RX800 11s Rear Derailleur features a clutch design that eliminates chain drop on rough terrain and provides a better interface with a Shimano 1x set up.
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Our complete inventory is available at our warehouse store located just of I-205 one exit south of PDX airport.
5741 NE 87th Ave(I-205 exit 23B)Portland, OR 97220
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