Shimano XTR RD-M9100-GS Rear Derailleur - 12 Speed, Medium Cage, Gray, With Clutch
$257.26
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Shimano XTR M9100 rear derailleur features decreased rear derailleur tension at low gear position, to prevent high chain tension at low gear. Features a larger 13-tooth pulley Designed with Shadow RD+ low profile technology For use with 1x11 and 1x12 set ups, but only up to a 45-tooth cog Mid-cage option is 28mm shorter, offering superior ground clearance
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