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HOLLOWTECH II hollow-forged crank maximizes power transfer while limiting weight Dynamic Chain Engagement+ special gear tip shape improves chain engagement and retention for smooth riding over rough terrain For frames with 68/73mm bottom bracket shells BB-MT801 or BB-MT800-PA bottom bracket recommended (sold separately) Outbound bottom bracket required
Black 170mm 9/10/11-Speed 40t Crankset U15175
Sale price
$36.50
Regular price $137.59
Shipping calculated at checkout.