All Knott Square Tube Couplings

Knott square tube couplings are designed for strong, reliable attachment to square drawbars, offering a serviceable and long-lasting towing solution for braked and unbraked trailers. These couplings make it easy to standardise across fleets, ensuring safe, consistent performance and straightforward replacement when maintaining Knott trailer systems.

For repairs and maintenance, pair with brand-specific Knott coupling parts and essential safety items such as breakaway cables & universal spares. If you’re fitting to A-frame drawbars, see our range of Knott A-frame couplings for the correct alternative.