Quality Copper Water Cooling Block CPU Radiator Heat Sink 40x40mm TT4040ADescription:-Dimensions: 52x40x10mm/2.04x1.57x0.39inch-Leak ratio is less than 5*10^(-6) mbar.l/s.-Using excellent copper materials, soldered and brazed as a whole part.-The external diameter of the connector is 9.5 mm. Can be used to connect soft tubes with 7 mm-8 mm inner diameter.-Suitable for computer CPU water cooling, industrial variable frequency drivers, head cooling, industrial control cabinet cooling and so on.Package Includes:1 Piece Copper Cooling BlockNote:Please allow slightly difference due to manual measurement.Color may be slightly different since different monitor.