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CHANGZHOU BONEN MOTOR TECHNOLOGY CO.,LTD
CHANGZHOU BONEN MOTOR TECHNOLOGY CO.,LTD Professional Manufacturer of Electric bike conversion kit!
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9 Speed Ebike Freewheel Cassette Sprocket For Electric Bicycle Kit

CHANGZHOU BONEN MOTOR TECHNOLOGY CO.,LTD
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9 Speed Ebike Freewheel Cassette Sprocket For Electric Bicycle Kit

Brand Name : BONEN
Place of Origin : China
MOQ : 1 set
Price : Negotiable
Packaging Details : Carton+foam
Delivery Time : 5-10 days
Payment Terms : Paypal,T/T,Western Union
Gear No. : 9-speed
Gear Teeth : 36 - 42T
Sensitivity : 36 Sounds
RATIOS : 13T-15T-18T-21T-24T-28T-34T-40T
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SHIMANO Bike Freewheel 8S/9S 11-25 28 32 40 42T Cassette Sprocket for ebike conversion kit


DETAILS
Brand Name:SHIMANO
Components:Freewheel
Gear Teeth:36 - 42T
Model Number:CSM-9M
Material:Steel
Flywheel Adjustable Gear Number:9-speed
Sensitivity:36 Sounds
Freewheel Speed:9
Color:BROWN
Weight:about 438g
RATIOS:13T-15T-18T-21T-24T-28T-34T-40T

Description

* The material of high tensile steel made by the technology of quench-temper hardening, makes it more durable and has extreme resistance to abrasion.

* The unique design of the gear sprocket exclusively for mountain bike, provides you a better experience to control the shift function.

* We adopted the hollow design to reduce the weight to some extent.

* The surface made by the technology of chrome plating, makes it hard to rust and provides a long service life. And the surface of black has a fine appearance and will give you a luxurious feel.


Attention

* We have got the reference description for you, please check the actual need with your bicycle before order this product.

* For your safety, please be careful with special tools when installing. If you can not install it well, please go to a nearby bicycle store for help.

* Suggestion: If you want to replace a new cassette, you had better to install a suitable chain at the same time, otherwise the shifting system may cause significant noises and failures in working.



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electric bicycle accessories

      

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