Specifications
| Colour | Black |
| Derailleur brand | Shimano |
| Discipline | Road , MTB , Gravel |
| Speed | 12v |
| Bearing type | Stainless Steel or Ceramic or Full Ceramic |
Upgrade your pulley wheels
Give your bike a performance boost with our clear instructional video for upgrading your derailleur wheels. Learn step-by-step how to easily replace your current pulley wheels with high-performance options. Find out how to add more efficiency and durability to your bike for a smoother ride and better performance!
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