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Ships within 48 hours · Estimated delivery Sep 18 - Sep 23
low rolling resistance and long service life
Whether you're climbing steep hills or cruising down flat roads
Invest in the Shimano Dura-Ace FC-R9100 34T Chainring and experience the difference that precision engineering can make in your cycling performance
including both constant and flashing options
Built-in Memory Positioner keeps your cleat alignment consistent when replacing
One-K RD-Ultimate Wheelset (Road Disc) - XDR FreeHub Rim Depth:36mm low rolling resistance and longChasing grams without giving up stiffness? The One K RD Ultimate wheelset is built around a patented fibre spoke star that replaces conventional steel spokes, achieving sub 1 kg system weights from ~935 g per set. Matched to DUKEs proven Baccara rims and the NON+ precision hub, RD Ultimate is a pure climbers and weight weenies dreambest for lighter riders (system weight up to 95 kg). Available in 36 mm or 48 mm rim depths. Why Riders Choose RD
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