Features: Make of plastic, strong and enduring, no rusts, more suitable for drinking water. Builted in Corrosion resistant gasket, Cams lock fitting actually prevents fluid leaks. Quick hose Cams lock couplings can connect/disconnect hose to tanks, pumps or other equipment in a faster way. It can be connecting and disconnected without tool. Simply slide the Cams lock adapter into the Cams lock coupling with normal hand pressure, then press the Cams levers down. Cams lock couplings provide a fast, easy and convenient method for connecting tanks, hoses and piping in a range of common fluid transfer related applications such as water pump and oil pump. Specifications: Material: Plastic Thread option: (3/4inch)/1inch/1.5inch/2inch 3/4inch size: about 6.4x10.9cm/2.52x4.29inch 1inch size: about 6.4x10.6cm/2.52x4.17inch 1.5inch size: about 6.4x11.2cm/2.52x4.41inch 2inch size: about 6.4x12.3cm/2.52x4.84inch Package Includes: 1pc IBC Fuels Tank Adapter note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.