FSA Crank Arms e-Bike CK 745 A 170mm ISIS Bosch CX Haibike Yamaha Cranks

FSA Crank Arms CK 745 A 170mm ISIS Bash Bosch CX Haibike Yamaha Cranks eBike

I bought these from Alta Cycling Group This was there description:  Crankset, ISIS 170 CX PSP for 19 Bosch IZIP ERAL PSP, CX

• Alloy Crank Arms
• Fits ISIS 
• For Bosch CX
• Crank Length: 170mm
• Pedal Spindle: 9/16"
  
• Crankset Weight: 540g
• CONDITION: NEW, OEM Packaging