Bicycle parts
Mechanisms and components that transmit motion, support loads and control flow.
3 topics

Mechanical parts
平踏框、带肩踏轴、真实双列滚道、滚珠、防尘密封和锁紧件的剖视结构。

Mechanical parts
拉线扭臂、真实三滚珠斜坡凸轮、单动刹车片、固定片、导向、复位扭簧及盘片局部挠曲。

Mechanical parts
杯锥式前轮毂:真通孔法兰、中空轴、两列滚珠、可调锥体、防尘和锁紧件。