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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 MTB bicycle 12 speed rear derailleur
Home / Products / Rear Derailleur / MTB bicycle 12 speed rear derailleur
MTB bicycle 12 speed rear derailleur
RD-M600-12S

MTB bicycle 12 speed rear derailleur

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Describe
The Sunrun SUNRUN 12-speed rear derailleur provides a stable drivetrain that improves the performance and comfort of your bike by preventing the chain from slapping against the drive-side chain and ensuring that the chain runs smoothly. It can be used with 10-speed, 11-speed '12-speed cassette flywheels and tower base for different shifting styles and compatibility.
Ningbo Tongkin Technology Co., Ltd.
About SunRun

Ningbo Dongjin Technology Co., Ltd is China OEM MTB bicycle 12 speed rear derailleur Supplier and ODM MTB bicycle 12 speed rear derailleur 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

What suggestions are there for upgrading and modifying the MTB bicycle 12 speed rear derailleur?

For the upgrade and modification of MTB 12-speed rear derailleur , the following are some suggestions:
1. Compatibility check
Before upgrading or modifying, be sure to confirm that the new rear derailleur is compatible with other components of your mountain bike, such as cassettes, chains, shifters, etc. Different makes and models of components may have different specifications and interfaces, so compatibility is a primary consideration.
2. Choose a high-quality rear derailleur
For a 12-speed system, choosing a high-quality, durable rear derailleur is crucial. Such a rear derailleur can provide better shifting performance and stability, especially in complex mountain riding environments.
3. Consider lightweighting
When upgrading, choose a lighter weight rear derailleur if possible. Lightweight components can reduce the weight of the entire vehicle and improve riding flexibility and efficiency.
4. Enhance stability and rigidity
For mountain biking, rear derailleur stability and stiffness are equally important. Choose a rear derailleur with a stronger structure and rigid design that can better handle bumps and impacts, reducing the risk of deformation and damage.
5. Upgrade the transmission system
If your budget allows, consider upgrading your entire shifting system at the same time, including shifters, chain, and cassette. This ensures optimal coordination and performance of the entire system.
6. Installation and debugging
After the modification is completed, professional installation and debugging must be carried out. Correct mounting position and proper shift cable tension ensure smooth operation of the rear derailleur. It is recommended to seek the help of a professional bicycle technician to ensure accuracy of installation and tuning.
7. Maintenance and care
After upgrades and modifications, don’t forget to perform regular maintenance and service on the rear derailleur. Clean dirt and oil from your chain and rear derailleur to keep them in good working order. At the same time, check the tightness of the transmission cable and fine-tuning screws to ensure the smoothness of the transmission system.
In short, for the upgrade and modification of the MTB 12-speed rear derailleur, multiple aspects such as compatibility, quality, lightweight, stability, transmission system upgrade, installation and debugging need to be comprehensively considered. With proper selection and professional operation, you can improve your mountain bike's shifting performance and riding experience.