Lock and key that prevents the coupling handle from being operated.Small brass lock that inserts into many pressed steel coupling and Knott cast heads..
Compatible with most 50mm Avonride cast heads weighing between 1400Kg and 3500KgSpecifically fits the following models: 575003, 575004, 575005, 575008..
Alko Coupling Lock and Security Ball to suit PROFI V tow ball couplingIncludes bolts and 2 keysAlko Part No. - 1222692Suitable for most Brian James Tr..