These SRAM BlackBox Ceramic Bearing Pulleys enable you to upgrade your current system to reduce friction, increase stiffness and improve the life of your components. Designed to have a sound dampening effect thanks to AeroGlide technology, for a super-efficient and silent ride experience.
- Drivetrain & Gear Parts
- Sram Blackbox Ceramic Bearing Pulleys Aeroglide Road
- Sram:
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