Device for the coaxial connection of fiber-optic cables, comprising a single-piece coupling housing (10) and a single-piece sleeve mount (20), the sleeve mount (20) being designed with at least one latching nose (21) and the coupling housing (10) being designed with at least one latching mount which complements the at least one latching nose (21), wherein the latching mount is designed with at least one latching hook (14) and at least one stop (15).