13T Bicycle Rear Derailleur 9v 10v 11v Ceramics Pulleys Mtb Pulleys Wheel Ceramic Bearing Road Mountain Bike Roller
Lebycle

13T Bicycle Rear Derailleur 9v 10v 11v Ceramics Pulleys Mtb Pulleys Wheel Ceramic Bearing Road Mountain Bike Roller

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Key item features

  • ‌1. 材料与工艺：采用AL-7075铝合金，经过CNC精密加工，具有高强度、轻量化设计和优异的耐用性。
  • 2. 轴承：配备陶瓷轴承，摩擦力配置更小，可实现更平稳、更安静的变速，同时提高行驶效率。
  • 3.齿形设计：采用正负齿/深齿结构，确保更准确的链条传动合，降低掉链风险，使变速响应更快。
  • 4.兼容性强：支持多种齿数规格，如11T/13T；配合转换，可支持4mm/5mm/6mm轴的后拨链器，适用于山地车、公路车等适配器。
  • 5.配件丰富：通常配有滑轮螺丝和变径导轨，方便安装。
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