OSPW Aero ALPHA for Shimano 9250/8150
Product description
The CeramicSpeed OSPW Aero ALPHA system for Shimano 9250/8150 derailleurs updates the fastest proven aero derailleur cage to include our patent pending ADR bearing protection and quiet performing ALPHA disc with composite tooth profile pulleys. Furthermore, a speed defying pinstripe graphic has been added for a splash of visual motion.
The OSPW Aero ALPHA cages have been updated to accommodate the ADR equipped ALPHA disc pulleys.
It is not possible to add these pulleys to a previous gereration OSPW Aero cage.
In the box:
- Complete OSPW Aero ALPHA for Shimano 9250/8150 system
Product Highlights
ALPHA Disc pulleys with composite teeth for quiet performance and ADR bearing protection
Reduces aerodynamic drag on the rear derailleur by up to 60%
Reduces friction 35-40% over stock pulley configuration
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