Function: The carrier roller is responsible for supporting the weight of the excavator and distributing the weight evenly across the undercarriage. It also helps to guide the track chain and prevent it from slipping or derailing.

Material: The carrier roller is typically made from high-quality steel or alloy materials that are durable and wear-resistant. This ensures that the carrier roller can withstand the heavy loads and rough terrain that excavators are often used in.

Design: The carrier roller is designed to be sturdy and reliable, with a smooth surface that allows the track chain to move smoothly over it. It is also designed to be easy to install and maintain.

Compatibility: The carrier roller is designed specifically for the KOMATSU H22B excavator, ensuring that it fits properly and functions as intended.

Importance: The carrier roller is a critical undercarriage component that helps to ensure the safe and efficient operation of the excavator. It is important to regularly inspect and maintain the carrier roller to ensure that it is functioning properly and to prevent premature wear or failure.

Overall, the carrier roller is an important undercarriage part of the KOMATSU H22B excavator that helps to support the weight of the excavator, guide the track chain, and ensure safe and efficient operation. When selecting a carrier roller, KOMATSU H22B Excavator Undercarriage Part Carrier Roller it’s important to choose a high-quality, durable component that is designed specifically for your excavator model to ensure proper fit and function.

The carrier roller plays a critical role in the overall performance of an excavator, including the KOMATSU H22B model.

Here are some ways in which the carrier roller can affect the excavator’s performance:

Stability: The carrier roller helps to distribute the weight of the excavator evenly across the undercarriage, which helps to improve stability and prevent tipping or rolling over. A properly functioning carrier roller can help keep the excavator stable, especially on uneven terrain.

Here are the more machinery models, please kindly contact us freely if any enquiry.

About us:


Main Market

Q: What main products do you supply?
A: Track roller/Carrier roller/ Sprocket/ Segment/ Front idler/ Track shoe/ track chain/ Bolt/ Nut/ Pin/ Bushing/ Seal and gasket/ Filter/ Bucket teeth/ Bucket/ adaptor and other spare parts.

Q: How is your quality?
A: OEM Quality: all products size following OEM strictly. The quality is absolutely guaranteed,
if there are problems related to quality, please tell us, we will do our best to make you satisfied.

Q: What is your delivery time?
A: Generally, If we have your required items in stock, delivery time 7-10 days.
Or if your required items out of stock, delivery time need about 15days.
The actual delivery time depends on the items and the quantity of your order.

Q: What is your sample policy?
A: We accept a trial sample order if ready parts in stock.
You are welcome to send us samples or spec. Drawing. We can build new mould and produce products accordingly.

Q: How to make payment?
A: We accept multiple payment methods: Bank transfer T/T, Paypal, L/C at sight and so on.
Payment<=3000usd, 100%,>Payment>=3000USD, 30% T/T in advance , the balance before shipment.

Q: How to track the goods if order shipped?
A: We will inform you the shipping information after your order is sent out.
Express shipment: we will send you express tracking number.
Air shipment: we will send you AWB, Packing list and Commercial invoice and other necessary documents.
Sea shipment: we will send you BL, Packing list and Commercial invoice and other necessary documents.

Q: Which countries have you ever exported to?
A: Our products have been exported to more than 60 countries such as USA, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, Sri Lanka, INDIA, Pakistan, Bangladesh, South Africa, Colombia, Peru and etc.