Description
The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.
- Features 13-tooth upper and 19-tooth lower, aluminum pulley wheels with Grade 3 Silicon Nitride balls
- Robust cage crafted from polyamide and carbon fiber for durability and light weight
- Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion
- Two spring tension settings allow customized setup based on ride conditions
- Only compatible with SRAM Rival AXS 12-speed 36t cassette
- CeramicSpeed products with coated bearings include a lifetime warranty
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