FSA CK-746-1 ISIS E-Bike Crankset

FSA crank arm set compatible with Brose Fazua and Polini engines.

Features

• Forged AL6061/T6 crank arms
• ISIS drive
• 2-Tone, laser graphics

Specifications

• Bottom Bracket Diameter: 13.5mm
• Material: Forged AL6061/T6
• Weight: 495g

Sizing

Motor, Q-Factor, Clearance;

Bosch G4 (ISIS): 159mm, 131mm

Brose MAG (ISIS): 173mm, 145mm

Yamaha PW-X2 (ISIS): 150mm, 122mm

Fazua (ISIS): 158mm, 130mm

Nidec (ISIS): 167mm, 139mm

Polini 137 (ISIS): 160mm, 132mm

Polini 144 (ISIS): 167mm, 139mm

SACHS (ISIS): 158mm, 130mm

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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