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China Suppliers Factory M20*57 Track Bolt Nut for PC200-3 EX200-5 DH220 R220 Excavator Chain Link
Key Features
- 1 Perfect Size Match – Standard 20*57 dimension ensures accurate fit for excavator track chain, stable assembly and no loosening during heavy-duty operation.
- 2 High Strength & Durability – Manufactured from premium hardened steel with excellent tensile strength, wear and vibration resistance for long service life.
- 3 Wide Brand Compatibility – Suitable for most mainstream excavator brands, offering reliable replacement for track chain maintenance and repair.
- 4 Complete Product Range – Hesen Industrial provides full series bolts and nuts for excavators and bulldozers, supporting one-stop wholesale and replacement supply.
Product Display
Why Choose Us
Quanzhou Hesen Machinery Industry Co., Ltd. is more than just a manufacturer—we are a comprehensive partner integrating design, development, production, and sales. Since our founding in 1990, we have built a strong reputation across more than three decades of continuous operation. Our product range covers track rollers, carrier rollers, sprockets, idlers, track link assemblies, track shoes, bushings and pins, bucket teeth, and high-strength bolts and nuts. To support our global customers, we maintain large warehouses that enable fast delivery and reduce downtime. Whether you need standard replacement parts or customized solutions, our experienced team is ready to provide professional support. We understand the importance of reliability in heavy machinery components, and we take pride in delivering consistent quality. If you are looking for a trusted long-term supplier who can meet your diverse sourcing needs with efficiency and expertise, we warmly invite you to send us your inquiry. Let us show you what three decades of focused manufacturing can bring to your business.
Frequently Asked Questions
Q What is the standard size of the track bolt and nut?
A The track bolt and nut follows a standard 20×57 dimension, which ensures a precise and stable fit for excavator track chains during heavy-duty operation.
Q What material is used to manufacture the track bolt and nut?
A Our track bolts and nuts are manufactured from premium hardened steel, offering excellent tensile strength, wear resistance, and vibration resistance for extended service life.
Q Which excavator brands are these track bolts and nuts compatible with?
A Our track bolts and nuts are suitable for most mainstream excavator brands, making them a reliable and versatile replacement option for track chain maintenance and repair.
Q Does Hesen Industrial offer a complete range of bolts and nuts for construction machinery?
A Yes. Hesen Industrial provides a full series of bolts and nuts designed for both excavators and bulldozers, supporting one-stop wholesale purchasing and replacement supply needs.
Q Can Hesen Industrial provide customized solutions for special requirements?
A Absolutely. In addition to standard replacement parts, our experienced team is ready to provide customized solutions tailored to your specific machinery requirements. Please feel free to send us your inquiry.
Q How long has Hesen Industrial been in the heavy machinery parts industry?
A Quanzhou Hesen Machinery Industry Co., Ltd. was founded in 1990 and has over three decades of continuous operation, building a strong global reputation in the design, development, production, and sales of heavy machinery undercarriage components.