This two screw flange version without the removable barb fitting is the only one now in production. It is found in the ECM (German) Casa, Classika II, Controvento, Elektronika II, Mechanika IV, Synchronika and Technika IV as well as the Profitec 300 models.
1/8" Male BSP thread with 5 mm barb fittings. ECM #P7000.