# 2887 Dunbier R2094 Mackay 100mm Poly Bow Roller Set and Bolt | Marine Trailer Part

🔧 Product Description

  

Dunbier Yellow Poly Bow-Roller Set for 100mm Winch Carrier - Part Number: 2887

  

A complete non-marking yellow polyurethane bow-roller assembly for a 100mm-wide Dunbier winch carrier. The set includes the centre roller, two flared end caps and a galvanised M12 shaft/bolt to support and centre the boat's bow at the winch post.

  

⚙️ Key Features

  

• Non-marking yellow polyurethane centre roller

• Two flared end caps help centre the bow

• Galvanised M12 retaining shaft/bolt

• Designed for a 100mm winch carrier

• Complete matched replacement set

  

📏 Specifications

  

• Winch-carrier width: 100mm

• Centre roller: approximately 90mm diameter × 95mm long

• End-cap outside diameter: approximately 130mm

• Retaining bolt/shaft: M12 × approximately 150mm

• Material: UV-stable polyurethane with galvanised steel hardware

  

🔄 Cross Reference & Related Parts

  

• Dunbier: 2887

• Mackay: R2094

• Smaller/larger matched set: Dunbier 2886 or 2887

• Do not substitute a roller set with a different carrier width

  

🚤 Trailer Compatibility & Application

  

• Suitable for Dunbier winch carriers with an internal width around 100mm

• Used on tinnies, inflatables and fibreglass boats where the bow meets the winch-post roller

• Bow shape and eye position must align with the roller centre

  

🔌 Function

  

Supports and centres the bow during retrieval and provides a cushioned stop ahead of the winch post.

  

Common signs of wear or failure:

  

• Roller is split, flattened or seized

• End caps are missing or heavily worn

• Bolt is bent or corroded

• Roller marks or scratches the hull

• Excessive side play allows the bow to contact the bracket

  

🛠️ Installation & Safety

  

• Support the bow before removing the old roller

• Install the shaft through the complete matched roller set

• Tighten the locknut while allowing free roller rotation

• Align the roller with the bow eye and winch strap

• Replace bent carrier brackets before fitting the new set

  

📦 Condition

  

• Genuine Dunbier Marine Products part

• Brand new

• Supplied as one complete 100mm poly bow-roller set with bolt

• Supplied in original or equivalent packaging

## Details

- **Price:** 27.0 AUD
- **Vendor:** Dunbier
- **Tags:** Dunbier Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 27.00 AUD | In stock |

## Images

- 2887 Dunbier R2094 Mackay 100mm Poly Bow Roller Set and Bolt | Marine Trailer Part
- 2887 Dunbier R2094 Mackay 100mm Poly Bow Roller Set and Bolt | Marine Trailer Part
- 2887 Dunbier R2094 Mackay 100mm Poly Bow Roller Set and Bolt | Marine Trailer Part
- 2887 Dunbier R2094 Mackay 100mm Poly Bow Roller Set and Bolt | Marine Trailer Part
- 2887 Dunbier R2094 Mackay 100mm Poly Bow Roller Set and Bolt | Marine Trailer Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/2887-dunbier-dunbier-100mm-poly-bow-roller-set-bolt-mackay-r2094)
> Updated: 2026-08-05