Machinery Sprockets

Finished bore sprockets

Product Introduction:

Finished Bore Sprockets are a smart choice for businesses looking for efficiency and reliability. Unlike raw or pilot bore sprockets, these come ready-to-install with precision-machined bores, keyways, and set screws—saving time and reducing installation hassle. Their main advantage lies in their adaptability: they are available in a wide range of sizes, materials, and tooth counts to suit various chain types and loads. This makes them ideal for industries like manufacturing, agriculture, packaging, and material handling.

Because they are pre-machined to exact standards, Finished Bore Sprockets offer better alignment and reduced wear, which means longer system life and fewer maintenance interruptions. Whether you need a solution for light-duty applications or heavy industrial operations, their consistent performance ensures smooth and efficient power transmission. In short, Finished Bore Sprockets combine convenience, precision, and durability—making them a reliable fit for your mechanical systems from day one.

E-mail: [email protected]

Inquiry Us Now!

PREV：Triple row sprockets
NEXT：OEM sproctets

Description

About Us

Hangzhou Qianjiang Chain Industries Co., Ltd.

Hangzhou Qianjiang Chain Industries Co., Ltd. was founded in 1987, specializing in the production of A.B series precision roller chains, motorcycle special chains and high-end oil seal chains, all kinds of logistics transportation machinery chains, dustproof and waterproof industrial oil seal chains and agricultural machinery chain, lifting machine chain, silent tooth transmission chain, steples transmission chain, intelligent door and window bending chain, stainless steel chain, non-standard special chain and sprocket. Since 1991, in cooperation with Jilin University of Technology chain Transmission Research Institute of China chain Research Institute, the PIV steples transmission chain and CL series silent tooth chain have been optimized and upgraded, the high-end motorcycle oil seal chain and heavy-duty series precision roller chain have been developed, and the cooperation of production, learning and research has been established.

Certificate Of Honor

News

Qianjiang (QJ) Motorcycle Sealed Chain Comprehensive Maintenance Guide
2025-05-08
Qianjiang (QJ) Motorcycle Sealed Chain Comprehensive Maintenance Guide I. Importance of Sealed Chains Motorcycle sealed chains (O-ring or X-ring chains) are critical components of modern motorcycle d...
READ MORE
What industries are side bow chains suitable for?
2025-05-06
In modern industrial production and automated logistics systems, the performance of transmission and conveying equipment directly affects the efficiency and stability of the entire production line. As...
READ MORE
Sidebow Chain Buying Guide
2025-05-06
In modern industrial production, the transmission system is a vital part. The working efficiency of many mechanical equipment is closely related to the performance of its transmission system. As a cha...
READ MORE
Daily Maintenance Guide for Double Row Sprockets
2025-05-06
The daily maintenance guide for double row sprockets should take into account their structural features, usage environment, and relevant maintenance requirements. It starts from aspects such as cleani...
READ MORE
How to choose an off-road motorcycle chain?
2023-11-06
Off road vehicles and motorcycles are popular sports options for many people, but when using these vehicles, we need to pay attention to maintenance and upkeep. Among them, the chain is a very importa...
READ MORE
Invisible winner in power transmission - oil seal chain
2023-11-03
With the continuous development of industrial technology, oil seal chains, as an important component in the field of mechanical transmission, are receiving increasing attention. Its efficient and reli...
READ MORE
Storage Precautions Of Motorcycle Chain
2021-12-03
Storage precautions of Motorcycle Chain : 1. An excessively humid storage environment will cause oxidation of the chain, which is mainly reflected in the color and luster on the sprocket. If stored in...
READ MORE
Silent Chains Wholesalers Introduces The Precautions For Buying Chains
2021-11-26
In our lives, the scope of application of the chain is very wide, and the role of the chain is very much. Moreover, there are many things that we need to pay attention to when buying chains. There are...
READ MORE
Industrial Chain Manufacturers Introduces The Use Skills Of Conveyor Chains
2021-11-18
Conveyor chain For many people engaged in industrial production, conveyor chain products are commonplace. As an important symbol of automated production, its role is irreplaceable. However, what is he...
READ MORE
Industrial Sprocket Wholesalers Introduces How To Install Sprockets
2021-11-12
The sprocket is an important part of the chain drive, and the transmission is formed by the continuous meshing between the sprocket teeth and the chain links of the chain. It is widely used in mechani...
READ MORE
Drive Chain Manufacturers Introduces The Painting Requirements Of Non-standard Chains
2021-11-05
With the development of the times, many feature-rich products have been created. I believe you have heard the term non-standard. These are mainly products manufactured in accordance with uniform indus...
READ MORE
Power Drive Chain Cleanup Requirements
2021-10-25
Power Drive Chain cleanup requirements: 1. The chain is most afraid of getting stuck, and it takes a lot of effort to loosen it. After loosening in this way, the chain will not run smoothly, the power...
READ MORE