(10) arranged to bear at least in part on the outer face (5) of the wing (3) of the post (2) so as to be able to slide without rotation along said post (2), - a rivet (20) arranged to successively cooperate with said carrier member wire (10) and an orifice (9) for ...
(10) arranged to bear at least in part on the outer face (5) of the wing (3) of the post (2) so as to be able to slide without rotation along said post (2), - a rivet (20) arranged to successively cooperate with said carrier member wire (10) and an orifice (9) for ...