12T Ceramic Jockey Wheel Rear Derailleur Pulley – AL7075 CNC Aluminum
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Regular price€49,00
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Upgrade your mountain bike with a high‑performance 12T ceramic jockey wheel. Precision‑machined from AL7075 aluminum alloy, it delivers lightweight strength and durability.
- Super‑smooth ceramic bearings for reduced friction
- Fits 4 mm, 5 mm, or 6 mm roller screw axes
- Compatible with 7‑11 speed rear derailleurs
- Easy bolt‑on installation
Essential for riders seeking sharper shifts and a lightweight drivetrain.
