Robust and Reliable Performance
The Komatsu D50 Top Roller Assembly Dozer Parts is designed to withstand the toughest working conditions, offering exceptional durability and performance for construction machinery. Each roller undergoes rigorous testing, including advanced pressure and movement trials, ensuring superior wear resistance and a leak-proof design. This results in long-lasting efficiency and minimal maintenance, making it an ideal choice for heavy-duty machinery operations.

High-Quality Materials and Craftsmanship
Manufactured with precision and the latest technology, the D50 Track Roller offers enhanced durability and stability. The roller’s solid structure ensures that it can endure extreme conditions while maintaining optimal performance. Its leak-proof design prevents oil loss, reducing downtime and ensuring that your machinery operates smoothly and efficiently for extended periods.

Perfect Fit for Heavy Machinery
The D50 Track Roller is built to meet the demands of modern construction equipment, providing reliable support and load distribution. It ensures smooth operation on rough terrains, enhancing machine stability and efficiency, making it indispensable for high-performance construction tasks.

About Quanzhou Haojie Engineering Machinery Co., Ltd.
Quanzhou Haojie Engineering Machinery Co., Ltd. was established in 2006 and is located in the Binjiang Industrial Zone, Quanzhou City. Our company specializes in the R&D, production, and sales of undercarriage parts, including track rollers, idlers, sprockets, and chains. With over 100 employees and advanced manufacturing facilities, we are committed to delivering top-quality products that meet global standards. Certified by ISO 9001:2015, we export to Europe, the Middle East, and Southeast Asia, and are renowned for our technological innovation and customer-oriented service. Our dedication to quality and excellence is reflected in the numerous awards and patents we have earned.