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L-faster 9T 10T 12T 14T 16T 18T 20Teeth #428 420 Sprocket Gear for Electric Bicycle Gear Motor Unitemotor BM1418ZXF and MY1020Z Shaft Dimension 12mm and 17mm

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$11.00

$ 5 .99 $5.99

In Stock

1.:18t


2.Color:For 420 Chain


  • This sprocket gear is for the #420 or #428 chain.
  • Sprocket gear tooth:9T /10T / 14T / 16T/18T/20T
  • Sprocket gear material: Steel
  • Inner hole dimension: 12mm x 17mm
  • Thickness for #420 chain: 5mm-----------Thickness for #428 chain: 7mm


9T 10T 12T 14T 16T 18T 20Teeth #428 420 Sprocket Gear for Electric Bicycle Gear Motor Unitemotor BM1418ZXF and MY1020Z Shaft Dimension 12mm and 17mm

This sprocket gear is for the #420 or #428 chain.

Sprocket gear tooth:9T /10T / 14T / 16T/18T/20T

Sprocket gear material: Steel

Inner hole dimension: 12mm x 17mm

Thickness for #420 chain: 5mm

Thickness for #428 chain: 7mm


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