Cyclone Separator to Hose Adaptor

This adaptor is required for how I use the cyclone separator. The separator is made to attach standard shop vac hoses to via friction fit. I am attaching the separator to a 2.5-inch flexible hose for a dust collection system. The inside diameter of the flexible hose is larger than that of a standard shop vac hose so it does not fit. This adaptor allows the flexible hose to fit and as well channels the airflow into the separator. It also blocks dust and particles from wedging themselves betw