Specific rear attachment for MONOKEY® or MONOLOCK® top case to be combined with the MONOKEY® M5, M7, M8A, M8B, M9A or M9B plate or with the MONOLOCK® M5M or M6M, or with the aluminum bag holder EX2M / the combination with M8A, M8B, M9A and M9B does not allow the assembly of a stop light kit on the suitcase and / or device for the remote-controlled opening of the suitcase