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FSA CK-9011 ISIS E-Bike Crankset

 
 
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BrandFSA
ColourBlack
Full Speed Ahead has it one of central Taiwan’s largest and most efficient factories. Featuring hot press carbon rim moulding machines and 5-axis high-speed CNC machines, FSA products are extremely high quality and highly desired in the cycling World.
FSA CK-9011 ISIS E-Bike Crankset

The KFX superlight aluminum E-MTB crankset is created through an innovative manufacturing process that dramatically reduces weight while increasing stiffness. The hollow construction begins with forging, then precision CNC machining, and finally culminating with advanced bonding technology. The blend of strength and stiffness gives a performance and lightweight that is an ideal option for riders seeking a professional level, top of the line, crankset.

Technology

Lightweight

The new KFX range brings a new selection of lightweight and stiff components to e-mountain bikes.

Revolutionary Manufacturing Process

Each KFX crank arm starts out as two separate forged blanks. Then precision CNC machined into two pieces, the hollowed-out halves feature a series of three main ridges & grooves down the outside of each arm that form a tightly interlocking single piece.

Features

  • Forged and precision CNC machining with advanced bonding technology
  • Manufacturing process dramatically reduces weight while increasing stiffness
  • ISIS Drive
  • Compatible with: Bosch Gen4, Yamaha, Fazua

Specifications

  • Bottom Bracket Diameter: 19.3mm
  • Material: Alloy
  • Weight: 350g (Pair)

Sizing

Motor, Q-Factor, Clearance;

    Bosch G4 (ISIS): 173mm, 143mm

    Brose MAG (ISIS): 187mm, 157mm

    Yamaha PW-X2 (ISIS): 164mm, 134mm

    Fazua (ISIS): 172mm, 142mm

    Nidec (ISIS): 180mm, 150mm

    Polini 137 (ISIS): 174mm, 144mm

    Polini 144 (ISIS): 181mm, 151mm

    SACHS (ISIS): 172mm, 142mm

Q-Factor is the distance between the outsides of the crank arms. Clearance is the distance between the insides of the crank arms. Please make sure the clearance is wider than the width of your bike's chainstays.

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