SZZY 4PCS/LOT Aluminum water cooling blocks for cpu Heatsink Cooler plater 122x 41 x 12mm

System characteristics: Internal flow channel extrusion forming Brazing parts into a whole Leak rate of less than 5X10-6 mbar.l/s parts Internal fin thickness 0.5MM Spacing: 1 MM Processing: vacuum aluminum brazing Surface treatment: Blue oxidation Applicable to computer CPU water, industrial inverter driver, laser head cooling, industrial control cabinet cooling Size:122x 41 x 12mm; total size:about 139*41*12mm; Package Includes: 4x cooling blocks