9728 Dunbier Adjustable Rail Mount Clamp Bracket | Marine Trailer Part

🔧 Product Description

Dunbier Adjustable Rail-Mount Clamp Bracket - Part Number: 9728

A galvanised adjustable clamp bracket for positioning compatible Dunbier trailer rails and hull-support members on a cross member. The slotted or clamping arrangement allows the rail position to be set before the fasteners are tightened.

⚙️ Key Features

• Adjustable galvanised rail-mount bracket

• Bolt-on clamp configuration

• Allows lateral or height positioning depending on the complete mount system

• Suitable for trailer rail and hull-support adjustments

• Reusable when structurally undamaged

📏 Specifications

• Application: Dunbier adjustable rail mounting

• Cross-member size, rail profile and bolt pattern must match the installed system

• Associated bolts, U-bolts or plastic blocks are supplied separately unless included in the package

🔄 Cross Reference & Related Parts

• Dunbier: 9728

• Standard adjustable rail-mount kit: Dunbier 9731

• Loader-Pro rail-mount set: Dunbier 9732

• Loader-Pro upright brackets: Dunbier 9721 and 9727

🚤 Trailer Compatibility & Application

• Suitable for compatible Dunbier rail, bunk and Loader-Pro support systems

• The clamp must seat fully on the trailer cross member

• Do not use on a cross member whose dimensions exceed the clamp range

🔌 Function

Clamps and positions the trailer support rail while allowing alignment to the hull before final tightening.

Common signs of wear or replacement:

• Bracket is bent, cracked or heavily corroded

• Slots or bolt holes are elongated

• Clamp slides under boat load

• Cross member is crushed or distorted

• Rail cannot be retained at the selected position

🛠️ Installation & Safety

• Support the boat and rail before loosening the clamp

• Clean all clamping surfaces

• Tighten hardware evenly

• Do not crush thin-wall cross-member tube

• Recheck rail alignment and fastener torque after initial use

📦 Condition

• Brand new Dunbier Marine Products trailer component

• Supplied as one adjustable rail-mount clamp bracket

• Supplied in original or equivalent packaging