H3519 Mackay Winch Strap with Wire End | Marine Trailer Part

🔧 Product Description

Genuine Mackay Marine Trailer Products Hex-Drive Replacement Trailer-Winch Handle – Part Number: H3520

A removable hex-drive crank handle for compatible Dunbier and Jarrett multi-speed hand winches. The handle transfers operator effort to the selected gear shaft and can be moved between direct and reduction-ratio inputs where the winch design permits.

⚙️ Key Features

• Hex-drive interface
• Suitable for compatible Dunbier and Jarrett winches
• Removable design allows gear-ratio selection
• Replacement for lost, bent or worn handles
• Comfort-grip crank format

📏 Specifications

• Drive type: Hex
• Parent winches include Dunbier 1162G, 1163G and 1176 where specified
• Drive size and handle offset must match the winch shaft

🔄 Cross Reference & Related Parts

• Mackay reference: H3520
• AL-KO-style handle alternative: Dunbier 1210 / Mackay H3530

🚤 Compatibility & Application

• Compatible Dunbier and Jarrett hand winches using the same hex-drive shaft
• Not interchangeable with square, splined or roll-pin handle connections

🔌 Function

Provides manual leverage to rotate the winch gears and retrieve or release the boat.

⚠️ Common Signs of Failure

• Hex socket is rounded or cracked
• Handle bends under normal load
• Grip no longer rotates freely
• Handle falls off the gear shaft
• Excessive corrosion or weld cracking

📦 Condition

• Genuine Mackay Marine Trailer Products part
• Brand new
• Supplied in original or equivalent packaging