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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 6S MTB Bicycle Index Freewheel
Home / Products / Multiple Freewheel / 6S MTB Bicycle Index Freewheel
Ningbo Tongkin Technology Co., Ltd.
About SunRun

Ningbo Dongjin Technology Co., Ltd is China OEM 6S MTB Bicycle Index Freewheel Supplier and ODM 6S MTB Bicycle Index Freewheel 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 tools can be used to effectively clean the MTB Bicycle Index Freewheel without damaging its surface?

When cleaning the MTB Bicycle Index Freewheel, it is crucial to choose the right tools to ensure that the surface of the freewheel is not damaged during the cleaning process. Here are some suggested tools and their detailed descriptions:
1. Soft brush or toothbrush
Using a soft brush or toothbrush can effectively remove dirt, dust and light oil from the flywheel. The bristles of these brushes are soft and will not scratch or damage the surface of the flywheel. When cleaning, gently scrub the surface and crevices of the flywheel to make sure every part is clean.
2. Dedicated bicycle cleaning brush
There are also some brushes on the market specifically designed for cleaning bicycles. These brushes usually have brush heads of different sizes and shapes to fit different parts of the flywheel. These specialized brushes are usually made from high-quality materials, with soft and durable bristles that can better remove stubborn dirt while avoiding damage to the flywheel surface.
3. Cleaning cloth or rag
When cleaning the flywheel, a cleaning cloth or rag is used to wipe the surface of the flywheel to remove residual moisture and detergent. Choose a soft, absorbent cloth to ensure thorough removal of dirt and moisture from the surface of the flywheel, while avoiding rough cloths that could scratch the flywheel.
4. Special bicycle cleaner
Use a bicycle-specific cleaner to better remove oil and stubborn stains from the flywheel. These cleaners typically have mild formulas that will not cause corrosion or damage to the flywheel surface. To use, spray cleaner onto the flywheel as directed, then clean with a brush or rag.
5. Lubricating oil
After cleaning the flywheel, you need to apply an appropriate amount of lubricant to keep it running smoothly. Choose a lubricant specifically designed for bicycles and make sure it won't adversely affect the material of the flywheel. When applying lubricant, be careful to avoid excessive use to avoid contaminating the chain and other components.
It should be noted that when cleaning the flywheel, avoid using tools that are too sharp or rough to avoid scratching the surface of the flywheel. At the same time, be careful during the cleaning process to avoid unnecessary impact or damage to the flywheel.
Therefore, using tools such as soft brushes, special bicycle cleaning brushes, cleaning cloths, special bicycle cleaners and lubricants, you can effectively clean the MTB Bicycle Index Freewheel without damaging its surface. When cleaning, be careful to choose the right tools and follow correct operating methods to ensure that the flywheel is thoroughly cleaned and kept in good working order.