We are here with you.Features:Brand new and high qualityThe external diameter of the connector is 9.5mmThe inner diameter of the connector is 6-8mmInternal flow channel extrusion formingBrazing parts into a wholeLeak rate of less than 5X10-6 mbar.l/s partsInternal fin thickness 0.5mmApplicable to computer CPU water， industrial inverter driver， laser head cooling， industrial control cabinet coolingSpecifications:Size: 41 x 122 x 12mmSpacing: 1mmProcessing: vacuum aluminum brazingSurface treatment: Purple oxidationPackage Includes:1 x Water Cooling Heatsink Block Liquid CoolerPurchasing here， fulfill your dream!