E-Bike Chainring Spider for Bosch Gen 3 boost 52mm


$119.95
Color : Black
Variant : Gen 3 52mm
Availability

You also need to order chainring.


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The Ultimate E-bike chainring Spider designed for Bosch Gen 3 motors with 52.5mm chainline (boost). Super light and durable design. The spider is only compatible with absoluteBLACK Super Steel chainrings. Spider comes with 5 titanium mounting bolts. Chainring sold separately.



How to choose the correct e-bike chainring assembly :

1. Choose your chainring spider – Depending on the mid-engine your e-bike uses, first choose the correct mounting interface (Shimano, Specialized, etc.) then, if required, choose the correct offset (Boost 53/52.5mm or non-Boost 50mm). Lastly, choose the colour of the spider and add it to the cart.


2. Choose Super Steel chainring’s tooth profile and size – Depending on the chain that your e-bike uses, choose between 10/11/12 speed or Shimano 12 speed HG+ versions. Lastly, choose the size of the chainring and add it to the cart


Mass (+/-1g):

41g

Color

Black, Red, Gold, Titanium,

Compatibility

All Bosch Gen 3 motors with 52.5mm chainline. Compatible only with absoluteBLACK Super Steel chainrings (proprietary bcd)

Material

cnc machined 7075 Txxx Aluminum

Finish

type II anodizing


How to assemble our Super Steel chainring with our e-bike spider

Please refer to the below diagram to correctly assemble both parts. Bolts should be tightened to 5-6Nm using Torx T-25 key.


How to mount absoluteBLACK e-bike spider to Bosch Gen 3 motor

For correct assembly of the spider to the motor please follow the instructions provided in the link below (Page 112 in the pdf)

https://issuu.com/boschebikesystems/docs/boschae_hb2020_uk



Designed in UK. Manufactured in Poland (EU).


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