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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
110mm travel
2011 SW Carbon
But who said fatigue from fighting against your own bike makes you any faster
Worn out cleats can lead to poor pedal function including premature or stubborn release
Casing: 120 TPI for 26"
SHIMANO ULTEGRA Di2 Shadow Rear derailleur helmet 110mm travelNow simplified with a single derailleur cage length, the new 12 speed Shimano ULTEGRA R8150 rear derailleur packs our fastest, most precise shifting into a more approachable option. With our fastest, most accurate shifting, the new 12 speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28 34T low sprockets. FEATURES Our fastest ever rear shifting, 58% faster than RD R9150