MOST drivers who want to increase the storage capacity of their car will look up to a roof box. But SUVs are rising in popularity, and a rack or box on top of a tall car will be tough to reach and might make it impossible to drive into height-restricted car parks or ferries. Trailers are an alternative, but they’re tricky to manoeuvre and restrict your speed.
A lesser-known option is a tow bar carrier, which mounts on a standard trailer hitch. On the one hand, these can be simple platforms which allow you to carry a bale of hay or bag of garden waste to the tip. But on the other, there are lockable
