# 2060C Dunbier A1577 Mackay Nylon Spring Shackle Bush Pair, Clamshell Pack | Marine Trailer Part

🔧 Product Description

  

Dunbier Nylon Slipper-Spring Shackle Bush Pair - Clamshell Pack - Part Number: 2060C

  

A pair of nylon bushes for the front eye of Dunbier 45mm slipper springs. The bushes isolate the spring eye from the galvanised shackle bolt and provide a replaceable low-friction bearing surface as the spring flexes.

  

⚙️ Key Features

  

• Two nylon spring-eye bushes

• Suits 45mm Dunbier slipper springs

• Display clamshell package

• Reduces metal-to-metal wear

• Replaceable suspension pivot component

  

📏 Specifications

  

• Quantity: 2 bushes

• Mackay reference: A1577

• Application: Standard 45mm slipper-spring eye

• Bolt size must match Dunbier 2070C hardware

  

🔄 Cross Reference & Related Parts

  

• Dunbier: 2060C

• Mackay: A1577

• Alternative pair package: Dunbier 2060D

• Shackle bolt: Dunbier 2070C

  

🚤 Trailer Compatibility & Application

  

• Suits compatible Dunbier 45mm slipper springs and front hangers

• Bush outside diameter and length must match the spring eye

• Not for the 60mm off-road spring's 16mm hardware unless dimensions match

  

🔌 Function

  

Provides a sacrificial bearing surface between the spring eye and mounting bolt.

  

Common signs of wear or replacement:

  

• Bush is split, crushed or missing

• Spring eye moves excessively on the bolt

• Black nylon dust or metal wear is visible

• Bolt hole becomes oval

• Suspension knocks during travel

  

🛠️ Installation & Safety

  

• Support the spring before removing the bolt

• Clean and inspect the spring eye

• Press bushes squarely without cutting them

• Use a new correctly sized shackle bolt and nut

• Do not overtighten to the point that spring movement is locked

  

📦 Condition

  

• Brand new Dunbier Marine Products trailer component

• Supplied as one clamshell pack containing two nylon bushes

• Supplied in original or equivalent packaging

## Details

- **Price:** 10.5 AUD
- **Vendor:** Dunbier
- **Tags:** Dunbier Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 10.50 AUD | In stock |

## Images

- 2060C Dunbier A1577 Mackay Nylon Spring Shackle Bush Pair, Clamshell Pack | Marine Trailer Part
- 2060C Dunbier A1577 Mackay Nylon Spring Shackle Bush Pair, Clamshell Pack | Marine Trailer Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/2060c-spring-bush-nylon-12-x-45-pair-clamshell-mackay-a1577)
> Updated: 2026-08-05