Feamos 1000L IBC To (15mm) 1/2" Water Tank Hose Yard Adapter with Switch Pack of 1 Material: Plastic This product can be used as quick contact switch,which is for IBC ton valve. please be noticed the size of the item before you buy it. Great material guarantee and environmental protected material. Useful and practical. Size:heavy duty bsp adaptor 60mm/2.36"