518H8 Bicycle Headset Bearings Wholesale

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518H8 Bicycle Headset Bearings
Bicycle Headset Bearings

518H8 Bicycle Headset Bearings

The 518H8 Bicycle Headset Bearings are wear-resistant headset bearings suitable for long-distance riding.

These bearings are made of high-quality bearing steel and precision-machined to ensure dimensional accuracy. The balls roll smoothly between raceways, making steering easier.

The 518H8 bearings have a stable structure and maintain good performance under challenging road conditions.

Applications: Mountain bikes, road bikes, e-bikes.

Bearing No.

Overall Dimension

Steel Ball

d

D

B

α

β

Quantity

Dimension

518H8

40.00

51.80

8.00

45°

45°

30

3.175

About Us
Ningbo Aosen Bearing Co., Ltd.

As China 518H8 Bicycle Headset Bearings Factory and 518H8 Bicycle Headset Bearings Suppliers, we are a professional bearing export company, backed by our own manufacturing facility established in 2016. With nearly a decade of experience specializing in deep groove ball bearing production, our factory delivers stable, mature, and reliable manufacturing capabilities.

Focused on overseas markets, we respond precisely to global customer needs and provide one-stop foreign trade solutions for mid-to-high-end markets worldwide—integrating customized manufacturing, quality control, stable supply, and efficient export services. This combination of proven production expertise and dedicated export support enables us to serve international customers with consistency and confidence.

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