FSA E-Bike Armset Bosch Gen. 2 / Yamaha PW-X/ Nidec -CK-745/IS 165MM

FSA E-Bike Armset Bosch Gen. 2 / Yamaha PW-X/ Nidec -CK-745/IS 165mm

FSA CK-745/IS alloy armset compatible with BOSCH Gen2 and YAMAHA PW engines.

• Die cast alloy Crankarms
• ISIS Spindle
• Black printed grahics
• Q Factor: (Bosch 182mm ) (PW-X 173mm) (Nidec 189mm)

• Compatible with Bosch Gen 2, Yamaha PW-X, and Nidec e-bike motors for versatile mid-drive system integration
• 165MM crankarm length with ISIS spindle interface for secure and reliable power transfer
• Die-cast alloy construction provides lightweight durability and reduced rotational weight
• Variable Q-Factor: 182mm (Bosch), 173mm (Yamaha), 189mm (Nidec) ensures optimal pedaling geometry for each motor type
• Professional-grade component ideal for e-bike builds, repairs, and upgrades