# 1677 Dunbier Wobble Roller Split Pin | Marine Trailer Part

🔧 Product Description

  

Dunbier Galvanised Wobble-Roller Split Pin M5 × 32mm - Single - Part Number: 1677

  

A single galvanised M5 × 32mm split pin used to retain standard Dunbier wobble rollers and washers on compatible roller-arm shafts. It is the bulk/single-pin version of the 1678 ten-pack.

  

⚙️ Key Features

  

• M5 × 32mm split-pin size

• Galvanised finish

• Single replacement pin

• Designed for standard Dunbier wobble-roller shafts

• Simple service part for roller replacement

  

📏 Specifications

  

• Pin size: M5 × 32mm

• Quantity: 1

• Finish: Galvanised

• Not suitable for the large yellow Dunbier 2968 wobble roller system

  

🔄 Cross Reference & Related Parts

  

• Dunbier: 1677

• Ten-pack version: Dunbier 1678

• Washer-and-pin pack: Dunbier 1679

• Standard grey wobble roller: Dunbier 2969

  

🚤 Trailer Compatibility & Application

  

• Suitable for compatible standard Dunbier steel-trailer wobble-roller shafts

• Check the shaft cross-hole and washer arrangement

• Use the separate large retaining-clip system on Dunbier alloy-trailer roller arms

  

🔌 Function

  

Retains the roller washer and wobble roller on the shaft while allowing the roller to turn freely.

  

Common signs of wear or replacement:

  

• Pin is missing, bent or heavily corroded

• Pin legs are fatigued from reuse

• Roller washer moves past the pin

• Shaft hole is enlarged

• Roller is loose on the arm

  

🛠️ Installation & Safety

  

• Use a new split pin whenever the roller is removed

• Install the correct washer before the pin

• Spread the pin legs securely without sharp projections

• Confirm the roller turns freely and cannot slide off

• Do not use on Dunbier 2968 large yellow wobble rollers

  

📦 Condition

  

• Brand new Dunbier Marine Products trailer component

• Supplied as one M5 × 32mm galvanised wobble-roller split pin

• Supplied in original or equivalent packaging

## Details

- **Price:** 1.0 AUD
- **Vendor:** Dunbier
- **Tags:** Dunbier Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1.00 AUD | In stock |

## Images

- 1677 Dunbier Wobble Roller Split Pin | Marine Trailer Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/1677-wobble-roller-split-pin)
> Updated: 2026-08-05