Trailer coupling for front of a tractor or lorry comprises eye-bolt which screws into bore with internal thread in reinforced front bumper, cable or coupling ball being fitted into it

摘要

The trailer coupling for the front of a tractor or lorry comprises an eye-bolt (4) which screws into a bore with an internal thread (3) in the reinforced front bumper (1). A cable can be fitted through this or a coupling ball (5) can be fitted into it.