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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 9S MTB Bicycle Cassette Sprocket
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9S MTB Bicycle Cassette Sprocket
CS-M932

9S MTB Bicycle Cassette Sprocket

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Ningbo Tongkin Technology Co., Ltd.
About SunRun

Ningbo Dongjin Technology Co., Ltd is China OEM 9S MTB Bicycle Cassette Sprocket Supplier and ODM 9S MTB Bicycle Cassette Sprocket 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 size of the front chainring affect the choice of MTB Bicycle Cassette Sprocket?

The size of the front chainring has a significant impact on MTB Bicycle Cassette Sprocket selection. This impact is mainly reflected in the following aspects:
Climbing ability: The larger the front chainring, the more torque it provides when climbing, which means you can tackle steeper hills more easily. However, if your cassette has a narrow sprocket range, you may not be able to take full advantage of the large front chainring. Therefore, when choosing a freewheel sprocket, if you have a larger front chainring, consider choosing a freewheel sprocket with a smaller minimum gear ratio to ensure sufficient gear ratio selection when climbing.
Downhill speed: Conversely, when going downhill, a large front chainring may make you go too fast and difficult to control. At this time, the large gear ratio of the flywheel sprocket can come into play to help you slow down and maintain a stable ride. Therefore, if you have a larger front chainring, it may be more appropriate to choose a cassette sprocket with a larger maximum gear ratio.
Cycling efficiency: The combination of the front chainring and flywheel sprocket will also affect your riding efficiency. If the gear ratios of the two do not match, it may cause you to shift gears frequently during riding, which will not only reduce riding efficiency, but may also increase wear on the chain and transmission system. Therefore, when choosing a freewheel sprocket, consider its matching with the front chainring to ensure smooth shifting during riding.
Personal Preference and Riding Style: Additionally, personal preference and riding style are factors to consider when choosing a cassette sprocket. Some cyclists may prefer the combination of a large front chainring with a wide range of freewheel sprockets to handle a variety of terrains and riding needs, while others may be more focused on lightweight and simplicity and opt for smaller front chainrings. disc and narrow range flywheel sprocket.
Therefore, the size of the front chainring has an important impact on the choice of MTB Bicycle Cassette Sprocket. When choosing a freewheel sprocket, you need to consider factors such as climbing ability, downhill speed, riding efficiency, as well as personal preference and riding style to ensure that the match between the front chainring and freewheel sprocket can meet your riding needs.