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Founded in 1991, Ningbo Sunrun Bicycle Co., ltd & Its branch company Ningbo Tongkin Technology Co., Ltd.

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OEM/ODM Alloy J-Hook Mtb Disc Brake Front Hub
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Ningbo Tongkin Technology Co., Ltd.
About SunRun

Ningbo Dongjin Technology Co., Ltd is China OEM Alloy J-Hook Mtb Disc Brake Front Hub Supplier and ODM Alloy J-Hook Mtb Disc Brake Front Hub company was founded in 1991, specializing in the production of bicycle transmission systems, braking systems and other components. The leading products include a series of derailleurs, variable speed flywheels, high-end cassette hubs, disc brakes, brake components, cranksets and more than 300 varieties in six categories.

In 2015, in response to Made in China 2025, the company established Ningbo Dongjin Technology Co., Ltd. to develop a new internal and external variable speed transmission system, entering the first echelon of the domestic industry. "Chicheng wheel industry, quality first" is the pursuit of quality by Richeng people. The company has introduced internationally advanced key technologies such as precision cold forging, CNC machining, heat treatment, and multi-station stamping to develop transmissions with Richeng characteristics. , transmission kit, sales volume leads domestic peers. The registered brands SUNRUN, TONGKEEN and HEMU enjoy high reputation in domestic and foreign markets. The company has independent export rights, and its products are exported to Europe, North America, Central and South America, Africa, Southeast Asia and other countries and regions. Xu Mingqiang, chairman of the company, sincerely invites domestic and foreign merchants to come for negotiation and guidance.

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Industry Knowledge Extension

How does the structural design of Mtb Disc Brake Front Hub affect its safety performance?

The structural design of Mtb Disc Brake Front Hub is one of the key factors affecting its safety performance. As an important part of a mountain bike, the front wheel hub's structural design is not only related to the installation and fixation of the front wheel, but also directly affects the stability and braking performance of the entire vehicle.
First of all, the axis design of the front wheel hub is crucial to its safety performance. The thickness and material of the axle center directly affect the rigidity and load-bearing capacity of the front wheel hub. The thickened shaft design can provide better support and stability, reducing the risk of deformation or breakage caused by vibration and shock during riding.
Secondly, the spoke structure design of the front wheel hub also has an important impact on its safety performance. The spokes are the part that connects the hub and the rim. Their structural design and arrangement directly affect the strength and toughness of the front hub. Reasonable spoke design can disperse the impact force during riding, reduce stress concentration, and improve the overall strength and stability of the front wheel hub.
In addition, the interface design between the front wheel hub and the frame is also an important factor affecting its safety performance. The interface design needs to ensure that the front hub can be firmly fixed on the frame to avoid loosening or falling off during riding. This usually involves considerations such as the shape, size and fixation of the interface. Reasonable interface design can provide stable support and connection to ensure the stability and safety of the front wheel during riding.
Finally, the heat dissipation performance of the front wheel hub is also one of the factors that needs to be considered in the structural design. During long periods of high-speed riding or frequent braking, the front hub may generate high heat. If the heat dissipation performance is poor, it may cause the front wheel hub to overheat, thus affecting its structural strength and braking performance. Therefore, it is necessary to fully consider the heat dissipation performance in the structural design and take appropriate heat dissipation measures to ensure that the front wheel hub can maintain stable performance under various riding conditions.
Therefore, the structural design of Mtb Disc Brake Front Hub has an important impact on its safety performance. By optimizing the axis design, spoke structure design, interface design and heat dissipation performance, the strength and stability of the front hub can be improved to ensure the safety of the rider.