Ark 50 mm Standard Trailer Tow Ball — 3500 kg Rated Black Finish

This Ark 50 mm tow ball is designed for strength, compliance and durability. With a 3500 kg towing capacity, it meets AS4177.2–2004 Australian standards and is compatible with most car towing hitches in the market. The black painted finish not only adds a clean look but also resists tarnishing better than zinc or chrome alternatives, making it suitable for regular towing in all conditions.

Key Features

• Ball Diameter: 50 mm — suits standard trailer couplings in Australia.
• Towing Capacity: 3500 kg rating for safe heavy-duty use.
• Shank Diameter: 7/8" (22.2 mm).
• Shank Length: 51 mm for secure fitment.
• Shoulder Height: 12 mm.
• Finish: Black painted surface to resist corrosion and tarnish.
• Compliance: Tested to AS4177.2–2004 standards.

Why Choose This Tow Ball

When towing, safety and compliance matter most. This Ark tow ball provides reliable strength for caravans, trailers and boats, with a corrosion-resistant finish that keeps it in good condition longer. Ideal for both everyday and recreational towing.

Installation & Safety Tips

1. Check shank size and length against your towbar mount before installation.
2. Torque the tow ball nut to manufacturer specifications to ensure correct fit.
3. Apply a light grease to the ball surface to reduce wear and prevent coupling noise.
4. Inspect the ball regularly for wear, scoring or corrosion, particularly after heavy towing or marine use.

Good To Know

• Fits most Australian standard 50 mm couplings.
• Black finish offers tougher protection than chrome or zinc.
• AS4177 compliance ensures confidence in strength and safety.