Construction excavator Standard boom & arm

Enstruc supplies heavy-duty replacement booms and arms for construction excavators working in general digging, trenching, grading, and material handling applications.

Our replacement excavator arms and booms are built to OEM specifications or engineered to customer requirements, ensuring a precise fit, dependable strength, and lasting reliability in daily site operations.

Designed for use in construction environments where breakout force, cycle speed, and attachment control are essential, Enstruc boom and arm sets are fabricated from high-tensile, lightweight steel and reinforced in high-load zones for increased fatigue resistance.

Whether you’re restoring a damaged front, upgrading from a worn assembly, or outfitting a new attachment system, our replacement excavator arms are a cost-effective, high-performance solution for keeping your machine productive.

We support all major construction excavator brands and machine sizes with short lead times and technical support from specification to installation.

Key Features

  • Replacement excavator arms and booms for general construction use
  • Built to OEM specification or can be fully customised to site needs
  • Manufactured from lightweight, high-strength structural steels
  • Reinforced at critical stress points for long service life
  • Suitable for digging, trenching, grading, and lifting operations
  • Available in mono boom and 2-piece excavator boom configurations
  • Compatible with CAT, Komatsu, Volvo, Hitachi, Doosan, JCB & other brands
  • Delivered as complete assemblies with pins, linkages, and hydraulic lines

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Customise Your Replacement Excavator Arms

Enstruc offers custom replacement excavator arms and booms to suit your machine size, site conditions, and attachment setup.

We can adjust length, wall thickness, and geometry to match specific digging depths, lifting capacities, or breakout force requirements.

Optional features include reinforced wear plates, quick coupler brackets, lifting points, counterweights, and auxiliary hydraulic lines.

Every boom and arm is engineered to your OEM connection points to ensure reliable performance, minimal installation time, and full operational integrity.

Whether you’re repairing, rebuilding, or upgrading, Enstruc delivers quality replacement excavator components you can count on.

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