# 9732 Dunbier Loader-Pro Plastic Block Rail Mount Set | Marine Trailer Part

🔧 Product Description

  

Dunbier Loader-Pro Rail-Mount Set with Plastic Block and Hardware - Part Number: 9732

  

A Loader-Pro-specific rail-mount set used to support and guide the sliding rail assembly. Current Dunbier catalogues describe part 9732 as a galvanised Loader-Pro rail-mount kit complete with bolts and nuts, while the supplied title identifies the associated plastic block set. The package should be checked against the required Loader-Pro generation before installation.

  

⚙️ Key Features

  

• Loader-Pro-specific rail mounting hardware

• Includes the associated low-friction plastic block component as currently packaged

• Galvanised mounting structure

• Complete with bolts and nuts according to current Dunbier catalogue information

• Supports controlled rail alignment and sliding movement

  

📏 Specifications

  

• Application: Dunbier Loader-Pro rail mount

• Current package contents and plastic-block quantity should be checked before installation

• Rail profile, bracket holes and trailer generation must match

  

🔄 Cross Reference & Related Parts

  

• Dunbier: 9732

• Current Dunbier catalogue description: Loader-Pro rail-mount kit, galvanised, complete with bolts and nuts

• Related adjustable clamp bracket: Dunbier 9728

• Rear upright brackets: Dunbier 9721 and 9727

• Loader-Pro slide blocks: Dunbier 2904 and 2905 where applicable

  

🚤 Trailer Compatibility & Application

  

• Suitable for compatible Dunbier Loader-Pro rail assemblies

• Not a universal plastic bunk block or Rolla-Matic mount

• Confirm the required left/right location and rail cross section

  

🔌 Function

  

Mounts and guides the Loader-Pro rail while the plastic contact block reduces friction and controls movement.

  

Common signs of wear or replacement:

  

• Plastic block is cracked, worn thin or deeply scored

• Rail binds or develops excessive movement

• Mounting bolts loosen repeatedly

• Galvanised bracket is bent

• Rail no longer aligns with the rear lead-in system

  

🛠️ Installation & Safety

  

• Support the rail before disassembly

• Clean grit and corrosion from the sliding surfaces

• Install all supplied bolts and nuts in the original orientation

• Do not overtighten a joint that is intended to slide

• Check full rail travel and hull clearance before use

  

📦 Condition

  

• Brand new Dunbier Marine Products trailer component

• Supplied as one Loader-Pro rail-mount set with the components currently packaged

• Supplied in original or equivalent packaging

## Details

- **Price:** 60.5 AUD
- **Vendor:** Dunbier
- **Tags:** Dunbier Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 60.50 AUD | In stock |

## Images

- 9732 Dunbier Loader-Pro Plastic Block Rail Mount Set | Marine Trailer Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/9732-dunbier-loader-pro-plastic-block-rail-mount-set)
> Updated: 2026-08-05