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 Failure

• 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