Product Information
- The system consists of top 12t & bottom 16t pulley wheels. Note: This model is only compatible with Shimano R8000/R8050/R8070/R9100/R9150/R9170.
- Premium Steel Bearings: Equipped with nine high-quality steel bearings, this product ensures reduced friction and enhanced durability, significantly improves strength and wear resistance.
- Noise Reduction: The POM insulated pulley reduces chain and pulley wear, narrow and wide tooth design resulting in quieter operation and improved gear shifting responsiveness.
- 7075 Aluminum Alloy: Crafted from 7075 aluminum alloy, the product weighs just 69g. CNC-machined components offer a perfect balance of strength and lightweight design.
- Efficient Pulley System: The oversized pulley wheels system has been proven to be one of the fastest pulley system in the world, providing energy savings starting from 2.1 watts.
