What safety device must be fitted to a trailer braking system?

Possible Answers:

a. Stabiliser

b. Jockey wheel

c. Corner steadies

d. Breakaway cable

Think you know the answer to this theory test question?

Crown copyright material is reproduced under licence from the Driver and Vehicle Standards Agency, which does not accept any responsibility for the accuracy of the reproduction. The Driver and Vehicle Standards Agency does not endorse in any way any advertisement displayed on this website.