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This is the acronym that denotes the most effective and efficient system ever, with the absolute best shifting speed and precision even under load. This crankset with carbon fiber is the ideal partner for any competition. Ultra-Torque axle new chain rings. Differentiated number of pins depending on the chain ring combination. Hollow crank and spider arms with Ultra-Hollow Technology. Double standardized bolt circle diameter on all combinations X.P.S.S.
11-Speed Crankset, 170 mm Z720
Sale price
$25.95
Regular price $92.29
Shipping calculated at checkout.