We are a manufacturer specialized in producing kinds of sanitary valves and fittings. Such as butterfly valves, check valves, ball valves, diaphragam valves, sample valves, stop reversing valves, relief valves, bends, tees, reducers, unions, ferrules, etc. Donjoy can supply this reducer with weld end, clamp end, and thread end connection. Requiring more detail information or catalog pls don't hesitate to contact us. For all our products, we can also produce according to ur drawing if ur Specification is out of our standard.