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