Valve J.B Machinery (Ningbo) Co., Ltd. , https://www.jbcastings.com
Soosan Sb121 Breaker Hammer Ring Bush
We are a professional manufacturer specializing in hydraulic breakers and their spare parts, as well as various attachments such as quick couplers, buckets, rippers, shears, and crushers. Our products have been exported to over 20 countries worldwide. We are proud to hold ISO9001-2000 and CE certifications, ensuring the quality and safety of our offerings.
**Product Features**
1. We use high-quality 20CrMo steel, sourced from reputable domestic manufacturers. The material undergoes repeated forging to ensure a dense internal structure, significantly enhancing wear resistance.
2. Advanced CNC machines are used in strict compliance with technical specifications, ensuring precise dimensions for easy installation and compatibility.
3. We employ international advanced heat treatment technology, including carburization, to guarantee the hardness and thickness of the carburized layer while maintaining a strong core structure.
**Function**
The product is designed to guide the chisel during operation, ensuring smooth and efficient performance.





**Company Information**
We are an established international parts supplier based in China, with many years of experience in the industry. Our main products include:
1. Hydraulic breakers for all models, along with maintenance services and replacement parts such as chisels, through bolts, side bolts, front bushings, inner bushings, front heads, back heads, seal kits, turbochargers, and more.
2. Original and OEM undercarriage parts for construction machinery, including rubber tracks, track links, track shoes, rollers, carrier rollers, sprockets, idlers, and other essential components.
We look forward to receiving your inquiries and are committed to providing high-quality solutions tailored to your needs.
