This midshaft specification ensures perfect compatibility with all Series X frames.
该规格中轴确保与X系列车架完美兼容。
The center axle standard provides high durability and smooth rotation.
中心轴标准提供高耐久性和顺滑转动体验。
We recommend checking the specified mid-axis before installation.
安装前建议核对指定的规格中轴。
This standardized drive shaft is made from aerospace-grade aluminum alloy.
这款标准中轴采用航天级铝合金制成。
Precision machining guarantees zero wobble in the midshaft specification.
精密加工确保规格中轴无任何晃动。
The new model uses an upgraded center axle standard for better performance.
新款采用升级版中心轴标准以提升性能。
All bearings are pre-installed in this specified mid-axis unit.
此规格中轴已预装所有轴承。
This standardized drive shaft supports both 24mm and 30mm cranksets.
该标准中轴支持24mm和30mm曲柄组。
Engineers designed the midshaft specification for maximum power transfer.
工程师设计该规格中轴以实现最大动力传输。
The center axle standard reduces friction and improves pedaling efficiency.
中心轴标准减少摩擦，提高踩踏效率。
Introducing the all-new PrecisionDrive Pro Midshaft – the ultimate solution for cyclists who demand peak performance. Engineered with a standardized drive shaft design, this midshaft specification ensures seamless integration with most major bike frame brands, including Trek, Specialized, and Giant.
Made from lightweight yet ultra-strong 7075-T6 aluminum alloy, the Center Axle Standard delivers unmatched durability without adding extra weight. Available in three options: 68mm, 73mm, and press-fit 86.5mm, it fits both road and mountain bikes with ease. The sealed double-row angular contact bearings provide smooth rotation and long-term reliability in all weather conditions.
What sets this Specified Mid-Axis apart is its tool-free installation system – no special tools required! Just align, press, and ride. Weighing only 118 grams, it’s one of the lightest on the market, yet built to handle over 1,000 hours of intense riding. Choose from sleek black, silver, or stealth matte finishes to match your build style.
Priced at just ¥399, this Standardized Drive Shaft offers pro-level quality at an accessible price. Trusted by over 50,000 riders nationwide, it has earned a 4.9-star average rating for smoothness, longevity, and value. Upgrade your ride today and feel the difference precision engineering makes!
隆重推出全新PrecisionDrive Pro规格中轴——追求极致性能骑行者的终极之选！采用标准化驱动轴设计，完美适配Trek、Specialized、Giant等主流车架品牌，安装无忧，传动更稳。
精选7075-T6航空级铝合金材质，轻至118克，坚固抗扭，持久耐用。提供68mm、73mm及压入式86.5mm三种规格，兼容公路车与山地车。双列密封角接触轴承，防尘防水，旋转顺滑，全天候可靠运行。
独特免工具安装系统，无需专用拆装工具，对准一压即合，小白也能轻松搞定！外观提供炫酷黑、金属银、哑光灰三种配色，轻松匹配整车风格，颜值实力双双在线。
仅售¥399，百元价位享受专业级品质！全国超5万骑友共同选择，实测踩踏响应迅捷，噪音几乎为零，平均好评高达4.9星。立即升级你的爱车中轴，让每一次蹬踏都更高效、更畅快！
