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Bosch Chainring Spider (Boost) Gen 4 Performance CX
 

Bosch E-Bike Parts

Bosch Chainring Spider (Boost) Gen 4 Performance CX

£32.99

In stock

This spider mount sits between the Gen 4 CX Bosch drive unit and the outer 4 bolt chainring. Compatible with the Bosch Gen 4 Performance line CX. This is the offset 'Boost' version. If you need the 'Non-Boost' version you can click Bosch Non Boost Spider.


Allows the motor to take a standard 104 BCD chainring. Chainring bolts not included.


Customer Reviews

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M
Martin Shires
Bosch Gen 4 spider (boost)

Solid, quality no nonsense part. Has enabled me to have a greater choice of chainring rather than just using the stock E13 / buying expensive rings. Very useful and speedily dispatched by Ebike shop

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