# 2904 Dunbier Loader-Pro Slide Block RH | Marine Trailer Part

🔧 Product Description

  

Dunbier Loader-Pro Right-Hand Slide Block - Part Number: 2904

  

A right-hand replacement slide block for the Dunbier Loader-Pro retrieval system. The low-friction moulded block supports and guides the moving Loader-Pro component along its rail or bracket while helping control alignment during launch and retrieval.

  

⚙️ Key Features

  

• Right-hand Loader-Pro configuration

• Low-friction moulded wear block

• Guides the moving retrieval assembly

• Replaceable sacrificial component

• Factory-profile Dunbier replacement

  

📏 Specifications

  

• Side: Right-hand

• Application: Dunbier Loader-Pro system

• Material: Low-friction moulded polymer

• Left-hand and right-hand parts are not interchangeable

  

🔄 Cross Reference & Related Parts

  

• Dunbier: 2904

• Loader-Pro latch adaptor plate: Dunbier 1536

• Loader-Pro left/right adaptor plate: Dunbier 1536B

• Opposite-side slide block must be matched to the specific Loader-Pro assembly

  

🚤 Trailer Compatibility & Application

  

• Suitable for Dunbier Loader-Pro retrieval systems using the 2904 right-hand block

• Confirm trailer generation, block profile and mounting-hole pattern

• Inspect the mating rail or arm before fitting a new block

  

🔌 Function

  

Provides a controlled low-friction sliding surface that keeps the Loader-Pro mechanism aligned.

  

Common signs of wear or failure:

  

• Block is deeply grooved or worn thin

• Loader-Pro mechanism binds or runs unevenly

• Mounting holes are elongated

• Block is cracked or missing

• Metal components contact directly because the block has worn away

  

🛠️ Installation & Safety

  

• Support and unload the Loader-Pro mechanism

• Clean and inspect the mating surfaces

• Fit the block in the correct right-hand orientation

• Use the specified fasteners without overtightening the polymer

• Cycle the mechanism fully before loading the boat

  

📦 Condition

  

• Genuine Dunbier Marine Products part

• Brand new

• Supplied as one right-hand Loader-Pro slide block

• Supplied in original or equivalent packaging

## Details

- **Price:** 32.5 AUD
- **Vendor:** Dunbier
- **Tags:** Dunbier Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 32.50 AUD | In stock |

## Images

- 2904 Dunbier Loader-Pro Slide Block RH | Marine Trailer Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/2904-dunbier-loader-pro-slide-block-r-h)
> Updated: 2026-08-05