Search Term: 40*80*12mm, Aluminium Water Cooling Block, Heatsink Block, Liquid Cooler, For CPU GPU, Industrial Control Cabinet, Accessory Features: Internal flow channel extrusion forming. Brazing parts into a whole. Leak rate of less than 5X10-6 mbar.l/s parts. Applicable to computer CPU water, industrial inverter driver, laser head cooling, industrial control cabinet cooling. Descriptions: Internal fin thickness: 0.5MM Surface treatment: Blue oxidation Processing: vacuum aluminum brazing Specification: Material: Aluminium Color: Blue Size: 40*80*12mm Package includes: 1 x Aluminium Water Cooling Block Notes: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight deviation for the measurement data.