50mm Towball – 3,500kg

$14.50 inc GST

or 4 fortnightly payments of $3.63 with Afterpay More info

SKU: CM290-62 Category:


50mm Tow Ball – 3500kg – Long Shank 62mm

made in australia

Couplemate Tow Balls are Registered as Australian Made

50mm Tow Ball – 3500kg – Long Shank 62mm. Shank 62mm. 22mm Dia. Tested and Compliant to AS4177.2, Caravan and light trailer towing components

One of the simplest and most practical forms of a tow hitch, the 50mm tow ball provides a good swivelling and fastening action.

Typically, you’d mount the towball onto the chassis of your tow bar to pull your trailer or caravan.


The Motor Vehicle Act of 2018 requires all trailer parts to be tested and certified.

Couplemate tow balls have been tested to comply with AS4771.2 where balls are tested to 85kN and held at 85kN for a period of not less than 10 sec.

You may find this video interesting. Watch the computer monitor in the background.

What is 85kN? (8667.59kg). Yes, 3500kg tow balls must satisfy the Australian Standard and be tested to a min standard of (8667.59kg).

Technical Specs:

  • Weight- 2kg
  • 3500kg rated.
  • 22mm Shank Size
  • 50mm Ball Size
  • Tested to 85kN
  • Spring washer is preferred to a lock washer
  • Dimensions- 10cm x 6cm x 6 cm
  • Compliant with AS4177.2

Couplemate stocks variants of this product—like the 70 mm tow ball, and the 50 mm pintle tow ball. You may find that one of these suits your vehicle and needs better.

Sources: Wikipedia Towing Hitch

© Steve Wotherspoon 5th April 2016

Couplemate Trailer Parts sells only the best quality 50mm Towball – 3,500kg and spare parts throughout Australia. Express shipping to Melbourne, Sydney, Brisbane, Perth, Adelaide, Darwin, and Hobart. We also ship products to New Zealand via Australia Post Air Express.

Additional information

Weight 2 kg
Dimensions 10 × 10 × 10 cm


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