Description
The Knott-Avonride Cast Coupling Head Lock Kit to fit a 50mm ball coupling, is a security kit for trailers fitted with Knott-Avonride cast coupling heads.
-Supplied as a barrel-style lock with two cut keys and fitting accessories, it secures the coupling to deter unauthorised towing and tampering when your trailer is parked, stored, or left on site.
-Components are metal with a corrosion-resistant finish for long service in outdoor conditions.
-Designed around Knott-Avonride geometry, it integrates neatly into the coupling head for a tidy, low-profile fit.
-Suitable for a wide range of road and plant trailers using cast Knott-Avonride heads, including utility and equipment trailers.
Key Features:
-To fit a 50mm Ball Coupling.
– Barrel lock mechanism designed for Knott-Avonride cast coupling heads.
– Two supplied keys for convenience and spares on site.
– Includes accessories to aid straightforward installation and daily use.
– Compact, low-profile fit that does not interfere with normal coupling operation when removed.
– Metal construction with corrosion-resistant finish for outdoor durability.
– Positive locking action to help prevent unauthorised hitching and towing.
– Suitable for safeguarding trailers during short stops and long-term storage.
– Designed to integrate with the coupling head for a secure, tamper-resistant fit.
– Clear, simple operation for tradespeople and DIY users alike.
– Helps protect trailers, tools, and equipment by reducing theft risk.
Manufacturer Part Number : 575000.







