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Shimanos Hollowtech II technology provides the best balance of stiffness strength weight and rotating performance
7mm hollow chromoly rails
Steel Crank Bolts
Double or Triple Triple Drivetrain Speeds 10 Derailleur Capacity 18 Front Derailleur Clamp High Direct Mount Front Derailleur Cable Pull Side Front Der/Shifter Compatibility Shimano Mountain Max Ring (teeth) 42 Front Derailleur Style Side Swing
SRAM Force 1 Crankset - 170mm 10/11-Speed 42t 110 BCD BB30/PF30 Spindle Interface BLK ModelNumber=33548 Shimanos Hollowtech II technology providesSRAM Force 1 Crankset 170mm 10 11 Speed 42t 110 BCD BB30 PF30 Spindle Interface Black. Carbon fiber arms with structural foam core provide excellent strength to weight. Tall teeth with alternating narrow and wide profiles retain chain over rough terrain."Hidden" chainring bolt threads into crank arm to enhance chainring stiffness Q factor is 145mm TECH SPECS Drivetrain Speeds 11 Drivetrain Speeds 10 Rings 42 Defined Color Black Spindle Interface Type
US$ 129.00
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