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Dongguan Haide Machinery Co., Ltd
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Excavator Extension Arm with 3meters/4meters/5meters Length

Product Details

Certification: CE, ISO9001: 2000, SGS

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Minimum Order Quantity: 2

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Specifications
Highlight:

excavator extension arm with warranty

,

excavator long arm 3 meters

,

excavator extension arm 5 meters

Model NO.:
Extension Arm
Usage:
Special Excavator, Marine Excavator, Mining Excavator
Bucket:
Grab Shovel
Transmission:
Hydraulic Transmission
Drive Type:
Internal Combustion Drive
Bucket Capacity:
0.1~0.5m³
Material:
Q345b (Sgc490)
Arm Length:
3meters /4meters /5meters
Self-Weight:
1100kg
Bucket Cylinder:
Include
Excavator Model:
All Brands Excavator
Production Capacity:
1000set/Year
Arm Length:
4500mm
Material:
Q345B(SGC400)
Bucket Cylinder:
Included
Model NO.:
Extension Arm
Usage:
Special Excavator, Marine Excavator, Mining Excavator
Bucket:
Grab Shovel
Transmission:
Hydraulic Transmission
Drive Type:
Internal Combustion Drive
Bucket Capacity:
0.1~0.5m³
Material:
Q345b (Sgc490)
Arm Length:
3meters /4meters /5meters
Self-Weight:
1100kg
Bucket Cylinder:
Include
Excavator Model:
All Brands Excavator
Production Capacity:
1000set/Year
Arm Length:
4500mm
Material:
Q345B(SGC400)
Bucket Cylinder:
Included
Description
Excavator Extension Arm with 3meters/4meters/5meters Length
Excavator Extension Arm with 3meters/4meters/5meters Length
Cat336 Excavator Long Arm Extension 4.5 Meter Length
  • Custom-made extender arm for Cat336 excavators with standard 4500mm length (custom lengths available)
  • Constructed from durable Q345B material (Q690D available for extreme working conditions)
  • Includes complete assembly: 1 bucket cylinder, 2 high-pressure hoses, and 4 pins
  • Precision 45-degree tapered steel plate welding for enhanced structural performance
  • Optional reinforcement with thicker plates or overlapping plates for heavy-duty applications
  • Manual welding using premium 80% Argon/20% CO2 protective gas mixture
  • Compatible with 20-ton type bucket cylinders (bucket not included but available separately)
  • Custom branding options available (provide logo artwork)
  • Internationally proven - successfully exported to Australia
Technical Specifications
Product Type Extend arm
Excavator Model Cat336
Arm Length 4500mm
Self-Weight 1100kg
Material Q345B(SGC400)
Color Optional
Warranty 12 months
Bucket Cylinder Included
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Customization Available: We can manufacture extension arms to your exact specifications for any excavator model. Contact us with your requirements.

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