3293 Dunbier Centre Parallel Member 600mm Long (4) Hole | Marine Trailer Part

🔧 Product Description

Genuine Dunbier Marine Products Supa-Rolla Centre Parallel Member - 600mm Four-Hole - Part Number: 3293

A galvanised rectangular or square parallel member for mounting Dunbier Supa-Rolla arm assemblies. The pre-drilled four holes-hole layout positions the roller stations along the trailer while allowing the complete member to be mounted or adjusted.

⚙️ Key Features

• Galvanised structural trailer tube

• Pre-drilled four holes-hole roller-arm layout

• Designed for two Supa-Rolla arm sets

• Supports adjustable Supa-Rolla assemblies

• Replacement for damaged or corroded original member

📏 Specifications

• Tube size and length: 50 × 50 × 600mm in the current Dunbier catalogue

• Mounting-hole configuration: four holes

• Roller-arm capacity: two Supa-Rolla arm sets

• Roller arms, bubble plates and U-bolts are supplied separately unless stated

🔄 Cross Reference & Related Parts

• Supa-Rolla arm assembly: Dunbier 3261

• Rear members: Dunbier 3294, 3295 and 3297

🚤 Compatibility & Application

• Compatible Dunbier Supa-Rolla trailer system

• Confirm trailer frame width, member orientation and mounting-hole positions

• Set left and right roller stations symmetrically

• Use the correct U-bolts and side plates

🔌 Function

Provides the structural crosswise or parallel mounting rail for multiple Supa-Rolla arm assemblies.

Common signs of wear, damage or replacement required:

• Member is bent, twisted or cracked

• Mounting holes are elongated

• Galvanising is damaged and corrosion reduces wall thickness

• Roller arms no longer align

• Member moves relative to the trailer frame

📦 Condition

• Genuine Dunbier Marine Products part

• Brand new

• Supplied in original or equivalent packaging