4 Inch to 1.5 Inch Tri-Clamp Reducer.
This is a 1.5 and 4 inch tri-clamp that will fit most standard 1.5 inch and 4 inch tri-clamp hardware.
The tri-clamp system has been a common connection type in the food processing industry and medical industry as its easy to clean, sanitary and no threads are exposed to the product contained in the fittings.
From: Kegland
