50mm Zinc Towball (T541028) — 3,500 kg Capacity

Trojan’s 50mm Zinc Towball (T541028) delivers dependable towing performance for caravans, utility trailers, and everyday trailers across New Zealand. Its corrosion‑resistant zinc finish and NZ Standard 5232-1993 compliance offer peace of mind on the open road.

• Ball diameter: 50 mm
• Gross trailer weight capacity: 3,500 kg
• Shank diameter: 1 inch
• Shank length: 60 mm
• Finish: Zinc coating for enhanced corrosion resistance in NZ climate
• Compliance: NZ Standard 5232-1993
• Brand: Trojan

Ideal for caravans, travel trailers, utility trailers, and boats, this towball provides sturdy engagement and long‑lasting durability. The zinc finish protects against road grime, moisture, and road salt, helping extend service life in demanding conditions. With a compact 60 mm shank, it engages securely while maintaining adequate clearance for common hitch assemblies. The 3,500 kg capacity is a clear signal of reliability for a wide range of towing needs, backed by safety alignment with NZ standards for confident, compliant towing. For best results, install to the hitch manufacturer’s torque specification, inspect regularly for wear or corrosion, keep the ball clean, and store in a dry area when not in use to preserve the coating.