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Couplings

3-Hole Quick Release Trailer Coupling – 50mm Towball 2000kg Zinc Plated

SKU: V-CAS32Z

$60.50
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The CAS32Z Quick Release Trailer Coupling provides a secure and reliable connection for compatible boat and utility trailers. Featuring a 2000kg rated capacity, 50mm towball connection and three-hole mounting configuration, this zinc-plated steel coupling offers durability and corrosion resistance. Its quick-release locking mechanism, adjustable screw and integrated padlock facility provide convenient operation, making it ideal for replacing worn or damaged couplings on suitable trailers.

Key benefits

Key Benefits

  • - 2000kg Capacity: Rated for compatible trailers up to 2 tonnes.
  • - 50mm Towball: Fits standard Australian 50mm towballs.
  • - Quick Release Mechanism: Convenient attachment and removal.
  • - 3-Hole Mounting: Triangular bolt pattern for secure installation.
  • - Zinc-Plated Finish: Helps protect against rust and corrosion.
  • - Adjustable Screw: Allows adjustment of the coupling's towball fit.
  • - Padlock Facility: Provides an additional security option.
  • - Australian Standards Compliant: Meets AS4177.3-2004.

Specifications & Dimensions

  • - Part Number: CAS32Z
  • - Product Type: Fixed quick-release trailer coupling
  • - Rated Capacity: 2000kg (2 tonnes / 4,409lb)
  • - Towball Diameter: 50mm (1.97")
  • - Mounting Configuration: 3-hole triangular
  • - Longitudinal Hole Spacing: 110mm (4.33")
  • - Transverse Hole Spacing: 51mm (2.01")
  • - Mounting Hole Diameter: 14mm (0.55")
  • - Material: Steel construction
  • - Finish: Zinc plated
  • - Coupling Mechanism: Quick-release
  • - Adjustment: Integrated adjusting screw
  • - Security: Built-in padlock facility
  • - Brake Actuation: Fixed coupling, no override mechanism
  • - Installation: Bolt-on only
  • - Compliance: AS4177.3-2004
  • - Component Type Approval: CTA-060733

Trailer Compatibility

  • Suitable for correctly configured trailers with compatible three-hole mounting, including
  • - Aluminium boat trailers
  • - Fibreglass boat trailers
  • - Tinny trailers
  • - Fishing boat trailers
  • - Box trailers
  • - Utility trailers
  • - Camper trailers
  • - General-purpose trailers
  • Important: The 2000kg coupling rating does not mean a trailer can operate unbraked at that weight. The trailer must have a compliant braking system where required.

Suitable Applications

  • - Replacing worn trailer couplings
  • - Boat trailer repairs and maintenance
  • - Utility trailer refurbishment
  • - Fixed-coupling replacement
  • - Compatible trailers with a three-hole mounting arrangement

Important Fitment Information

  • - Confirm the trailer's ATM does not exceed the coupling's 2000kg rating.
  • - Verify the towing vehicle has a 50mm towball.
  • - Check the 110mm × 51mm mounting hole pattern.
  • - Confirm the mounting holes are 14mm diameter.
  • - Use correctly rated mounting bolts and nuts.
  • - Ensure the coupling is securely attached to a suitable drawbar.
  • - Check the quick-release latch locks securely.
  • - Adjust the towball fit according to the manufacturer's instructions.
  • - Ensure the trailer's braking system meets Australian requirements.

Signs the Coupling Needs Replacing

  • - Excessive movement around the towball
  • - Worn or damaged locking mechanism
  • - Bent or cracked coupling body
  • - Excessive corrosion
  • - Damaged mounting holes
  • - Difficulty engaging the quick-release latch
  • - Coupling failing to lock securely
  • - Excessive wear around the towball socket

Shipping

Ships Australia-wide