BBB RollerBoys Rear Derailleur Jockey Wheels BDP-02 11T – Black
BBB RollerBoys 11 tooth replacement rear derailleur gear jockey / pulley wheels. Compatible with Shimano 9, 10 and 11-speed / Mega Range, SRAM X0/X9/X7, Apex, Rival, Force and Red (> 2011) and Campagnolo 11-speed.
derailleur position
rear – sprockets






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