Mechanical Grab with Stiff Arm & Bracket – 3–4.5T Excavators
Industrial-Grade Mechanical Grab for Compact Excavator Applications
The HFP Mechanical Grab with Stiff Arm is designed for 3–4.5 tonne excavators requiring a simple, durable and low-maintenance material handling solution. Commonly used for tree work, landscaping, site clean-ups, light demolition, and general material handling, this mechanically actuated grab provides reliable control without the need for auxiliary hydraulics.
Engineered for Australian conditions, this attachment is suited to contractors, hire fleets, OEM supply and government operators running compact excavator fleets where reliability and ease of maintenance are critical.
Functional Overview
Mechanical grabs operate via the excavator’s bucket curl function, offering a dependable gripping mechanism with minimal components. This makes them ideal for:
- Compact machines with limited hydraulic circuits
- Applications prioritising simplicity and durability
- Fleet and council environments where reduced maintenance is preferred
The inclusion of a stiff arm and mounting bracket ensures correct geometry, consistent closing force and stable operation.
Design & Construction
- Five-finger grab configuration
Provides secure engagement across irregular, awkward and loose materials. - Geometrically balanced design
Enables smooth, predictable movement and controlled material handling. - Heavy-duty structural construction
Built for repeated use in demanding site conditions despite compact size. - Finger configuration options
Available with smooth fingers for general handling or grip strips for improved holding force, depending on application requirements.
Machine Compatibility
- Excavator class: 3–4.5 tonne
- Compatibility: All makes and models within this operating range
- Actuation: Mechanical (non-hydraulic)
Machine make, model, and pin specifications must be provided in the order notes at checkout or emailed after purchase to ensure correct fitment.
This approach supports mixed fleets and standardised procurement across multiple machine brands.
Technical Specifications – 3–4.5T Model
| Parameter | Specification |
|---|---|
| Pin Diameter | 35 / 40 mm |
| Jaw Configuration | 2 / 3 |
| Fixed Jaw Width | 500 mm |
| Moving Jaw Width | 320 mm |
| Maximum Jaw Opening | 1292 mm |
| Operating Weight | 160 kg |
Supply Scope
- Mechanical grab assembly
- Stiff arm
- Mounting bracket
Supplied as a complete mechanical system ready for installation.
Quality, Warranty & Support
- 12-month manufacturer’s warranty
- Ongoing after-sales technical support
- Local parts availability and technical assistance
Designed for long-term use in commercial, fleet and government environments.
Ordering & Delivery
🛒 Order online via website checkout
📝 Provide machine make, model and pin specifications in order notes or after purchase
📞 Technical assistance available on 03 9398 0493
📧 sales@hardwoodforestproducts.com.au