Trojan Tow Ball Duo Ball 3/4 Shaft Dual 1 7/8in and 50mm, 2500kg Capacity For Caravans Trailers And Rental Fleets

Meet the Tow Ball Duo-Ball 3/4" Shaft — a clever, practical towing accessory that lets you switch between common ball sizes in seconds. Built for reliability and flexibility, this kit keeps you prepared for diverse trailers without clutter or multiple dedicated mounts.

• Dual ball sizes in one kit: includes a 1 7/8" ball and a 50mm ball, covering the two most widely used tow hitch standards.
• 3/4" shaft: designed to fit standard mounting interfaces, delivering a secure fit in everyday tow setups.
• Impressive capacity: rated up to 2500kg, making it suitable for a wide range of caravans, trailers, and light commercial tows.
• Fast size changes: change your tow ball size in seconds, so you can adapt to different trailers on the same trip or fleet without downtime.
• Durable construction: built to withstand regular towing wear and road conditions, giving you longer service life with steady performance.

What’s included: Each kit contains one 1 7/8" ball and one 50mm ball, plus the 3/4" shaft for quick, on-the-job swaps. Product Code T543005; NZ Code T5430059418453016102J.

Ideal for households with multiple trailers, caravan owners who encounter different hitch standards, boat trailer operators, and rental fleets that need fast reconfiguration without carrying multiple separate balls.

Use scenarios:

• On a single trip with both a caravan and a boat trailer, switch the ball size in moments to stay road-ready.
• In a rental fleet, reconfigure to the current trailer’s hitch size without replacing hardware.

Practical tips: Before towing, verify the selected ball is fully seated and securely attached to the shaft, and ensure the trailer coupler matches the ball size in use. Regularly inspect the shaft and balls for wear and tighten as needed to maintain a safe connection on every trip.