Track bolt and nut for D8R Undercarriage parts

We are a reliable responsible supplier in china with high quality & Attractive prices.

• Grade: 8.8,10.9,12.9.
• Specifications: from 1/2-1.1/8 inch & M12-M30.
• raw meterial:40cr,35CrMO
• Modle: Hitachi, Daewoo, Hyundai, Kobelco and other reputed brands.We can also make products according to your drawings, specifications and samples.

Products advantage
1.Well lubricated oil recycle system
2. High hardness :HRC52-58,deepth:8mm-12mm
3. Deep hardened wear surface
4. Good bronze bushings

Our main products are Track Roller, Top Roller, Sprocket , Idler, Track Link for various types of excavator and bulldozer, and all other kinds of spare parts like pin, bushing, high-strength bolt & nut, Link Bucket, Cylinder, Piston, etc.

If you have a mass of count products with new type, we also can develop the new one for you if you are interested in our company. If you don’t find the type you want at follows, please give us the particular information of the type you want, and we’ll do our best to help you.

 May you like(More Choose)

About Us

Our workshop

Our products  track roller,carrier roller,idler,sprocket,track link for all kinds of types excavator and bulldozer undercarriage parts  are of high quality and at reasonable prices, certified by ISO9001:2008, and specifically designed, engineered and manufactured under consistent quality control. We also make goods according to OEM requirements. Furthermore, we can produce new products according to customers' samples, designs and technical drawings.

Product model numbers

The models above are just for reference,many models we can't list here.we can supply more products as your requirement.Please kindly send us your inquiry or email if you have requirements.  

Certificates