Apr 23,2026
DH220 Drive Sprocket Ring Gear
This DH220 Drive Sprocket Ring Gear is a high-performance undercarriage component, precision-engineered for Doosan/Daewoo DH220 series excavators. It serves as the core driving part of the crawler system, efficiently transferring power to the track chain for reliable machine propulsion.
Apr 21,2026
Excavator Bucket Shaft Product Introduction
With mature production technology, fast delivery, factory direct price, and professional after-sales service, our excavator bucket shafts have been exported to Europe, Southeast Asia, Africa, the Middle East, South America and other regions, and are trusted by machinery repair shops, parts dealers, leasing companies and construction teams.
Apr 20,2026
Excavator DH220 Ring Gear Product Introduction
The DH220 excavator ring gear is a core power transmission and structural component specially designed for Doosan/Daewoo DH220 series excavators (including key models such as DH220-2, DH220-3, DH220-5, and DH220LC-7).
Apr 18,2026
Excavator E320 Connecting Rod Product Introduction
The E320 excavator connecting rod is a core transmission component specifically engineered for Caterpillar E320 series excavators (including E320D, E320GC, E320F, E320FL and other variants). Serving as a critical link between the excavator’s hydraulic cylinder and its bucket/arm assembly, it transmits hydraulic pressure to convert linear hydraulic motion into rotational or oscillatory mechanical motion, thereby actuating the bucket and arm to perform core operational functions such as excavation, lifting, and loading.
Apr 17,2026
Kobelco SK03N2 Track Roller (Bottom Roller) Technical Introduction
The Kobelco SK03N2 track roller, commonly referred to as the bottom roller, is a critical undercarriage component specifically engineered for the Kobelco SK03N2 mini excavator
Apr 16,2026
Excavator DH140 Idler Wheel Product Introduction
The DH140 Idler Wheel (also referred to as Guide Wheel) is an exclusive core undercarriage component specifically engineered for the DH140 excavator. As a critical component responsible for guiding track movement and adjusting track tension, it directly ensures the excavator’s stable travel, accurate track alignment, and overall operational reliability of the undercarriage system.
Apr 15,2026
Exploring the Key Benefits of Using Bucket Pins in Heavy Machinery
Exploring the Key Benefits of Using Bucket Pins in Heavy Machinery Introduction to Bucket Pins in Heavy Machinery Bucket pins play a crucial role in the operation of heavy machinery, specifically in excavators, backhoes, and other earth-moving equipment. These small yet significant components serve as the pivotal point of connection between the bucket and the arm of the machinery. Understanding th
Apr 15,2026
CAT E70B Excavator Track Roller Product Introduction
CAT E70B Excavator Track Roller Product Introduction The CAT E70B Track Roller (also known as Bottom Roller) is an exclusive core undercarriage component for the Caterpillar E70B mini-excavator. As the main load-bearing unit of the entire machine, it directly determines the driving stability, operation smoothness and service life of the undercarriage components of the excavator. It is widely suitable for various complex working conditions such as construction, landscaping, farmland renovation and small-scale earth excavation, and is a key wearing part to ensure the efficient operation of the E70B excavator.
Apr 14,2026
Designed specifically for the Kobelco SK350 series excavators (including SK350-8, SK350LC-8, SK350LC-9), this carrier roller is also compatible with related models such as SK330-5/SK330-8, making it a versatile replacement part for multi-model fleets.
Apr 10,2026
Understanding Excavator Bolts: Essential Components for Heavy Machinery
Excavator bolts are specialized fasteners designed to secure various components of excavators and other heavy machinery. These bolts are essential in ensuring that the equipment operates efficiently and safely. They are subjected to extreme loads and harsh operating conditions, making their design and material composition vital for performance and reliability. One of the primary functions of excav
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