Hitachi Zx330/Zx350 Excavator Parts Long Reach Boom and Stick

Engineered for demanding dredging and deep-excavation projects, this custom long reach boom and stick package is purpose-built for Hitachi ZX330 and ZX350 excavators. With more than a decade of design and customization experience since 2006, we deliver OEM-grade long reach attachments that match your machine's exact installation dimensions and performance requirements.

• Full model compatibility: Applicable to all excavator models, with OEM service available for brand-specific requirements.
• Machine-specific customization: Tailored precisely for the ZX330 excavator using verified installation dimensions.
• Advanced manufacturing process: Production techniques aligned with global industry standards.
• Complete package: Includes lubricant pipe system, hydraulic system, 2.5-ton counterweight, 0.6 m³ bucket, bucket cylinder, linkage, 6 pins, and 4 hoses.
• Flexible cylinder options: Reuses your original stick cylinder by default; a new stick cylinder can be supplied on request.
• Optional extra pipeline: Additional hydraulic lines can be added to support specialized attachments and applications.
• Certified welding quality: Manual protective-gas welding using an 80% Argon / 20% CO₂ mix — the recognized gold standard for structural welding.
• Premium materials: Q345B and Q690D steel construction, with Q690D top and bottom cover plates and Q345B elsewhere; Weldox available as an option. Pins are machined from 42CrMo4.
• Heavy-duty reinforcement: Critical parts can be consolidated with thicker plate or overlapping plate for high-stress applications.
• Precision edge preparation: Large edge milling machines taper the sheet edges before welding, allowing weld penetration into the steel interior for superior structural performance.
• Post-weld precision boring: All base, joint, and main structures are bored after welding to eliminate weld-stress distortion and maintain tight tolerances.
• Fast lead time: Approximately 15 days manufacturing time, with a 6-month warranty after installation.
• Service-ready: A complete parts list is supplied with every long reach boom for simplified maintenance and after-sales support.

• River and sea dredging projects
• Construction works requiring long reach excavators
• Proven export performance — this ZX330 long reach boom has been delivered to Australia