Premier Ultra Glide - Ceramic Bottom Bracket

We use our same micro finish process that we use on our Optimized Chains on the races to reduce friction and add longevity to the bearings. You can pay three times as much ...but its just additional margin ....not additional quality.

Ceramic Bearings For Ultimate Performance, Reduce Friction Power Loss, Quite and Smooth, Superior Durability and Easy Installation

Twist Fit Design - Shimano BB86 - 92  - compatible

* More Power Output

* CNC Finished

* Integrated System

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