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Bosch Chain Ring Spider Mount Gen 4 Performance CX

£19.99 In Stock
- OR -


This spider mount sits between the Gen 4 CX Bosch drive unit and the outer 4 bolt chain ring. Compatible with the Bosch Gen 4 Performance line CX. 

Allows the motor to take a standard 104 BCD chain ring. Chain ring bolts not included. 

Customer Reviews

Be aware this is non-boost
Purchased for my Decathlon Stilus, less weight even with new Chain ring.

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