Quanzhou Kainuo Machinery Co., Ltd is a professional modern enterprise which engaged in the development of engineering machinery parts, manufacturing and sales .Our main products are tracker rollers ,carrier roller, sprockets ,Idler, track link assembly and other related spare parts of the types of excavator and bulldozer.

Since the company was found , Kainuo machinery  has always been adhering to the "excellent quality, quality service" business philosophy; our company has a perfect quality management system, for years, carefully built a unique management and production development model; And also we have got  the ISO9001:2008 international quality management system certification.

We own the domestic first-class production equipment and advanced detection methods, adopting the leading technology. ,With the reliable quality ,various products ,reasonable prices ,and good reputation ,our products are well -sold to home and abroad . Our company has always put the demands of the customer’s required quality ,price, delivery on the first place ,meanwhile, win the favourable comments from our customers .

Our business tenet is “Quality First ,Customer First, Reputation First”. Focus on practice and exploration ,we constantly strive to product innovation, service innovation, dedicated to domestic and overseas customers with the best products and superior services. Also, we offer OEM service ,samples processing ,and joining co-operation .

We sincerely welcome new and old customers from all over the world to contact with us and visit us .

We offer OEM service !

1.Single and double flange road wheel suits for caterpillar excavating machine and special machiney ranging 3 to 50 tons.

2.Double conical sealing and lifelong lubrication design enable the road wheel to have longer srvice life and perfect performance in any circumstance .

3.The shell made by hot forging treatment obtains superior structure of internal materials and fiber .

4.Differential quenching or feed-through quenching heat treatment if effective in crack resistance .

Packing details: Wooden Pallets,High Standard Seaworthy Packing.

Delivery details:Depends on order's quantity .

Please Contact us !

Please feel free to Contact us if you would like any further details or information on any of HIGH QUALITY machinery spare parts,we will be very happy to answer any questions that you may have.

Specialized in producing excavator&bulldozer's undercarriage parts:

Track roller 

Top Idler

Carrier roller 

Track link assembly 

Track shoe

and other spare parts 

1. How to order?

For stocks: Please note the parts No. or the applied make and model. Fast delivery of less than 3 days is promised to you for those parts in stock!

For parts lack in stock: We guarantee as fast as 10 days fast delivery for those pasts not in stock.

For order: delivery is 20-30days after receive your deposite.

payment terms: T/T,L/C .

2. How to contact us in fast and timely way?

Contact Person: Candy Tu

Office phone: +86-0595-28059658

Cellphone: +86-15306967210

Skype: christytu1985

Email : 

bulldozer track roller for D60 D65 D85 D155 excavator track bottom roller