Features: 1. Specially designed for water cooling, environmentally friendly copper nickel plating treatment, first-class texture! 2. The copper column plate has 1024 copper pillars, and the channel plate has 32 microchannels. The whole platform is universal with 0.5mm cutting. 3. Made of high-quality acrylic material. The bottom contact surface is 3mm copper, the top cover is transparent (plexiglas), and the black one is POM. 4. A great cooling kit for heat reducing, keep your computer CPU running well. 5. Precise hole position, easy to install, suitable for Intel. Specification: Material: Copper + Plexiglas + POM Color: Transparent, Black (optional) Compatible With: For INTEL platform exclusive (for INTEL 775,1150,1155,1156,1366) Screw thread specification: G1/4 (2 points), actual outside diameter size is 12.9mm/ 0.5 in Size: Approx. 90 * 90 * 15 mm/ 3.5 * 3.5 * 0.6 in Weight: Approx. 158 g Package list: 1 * Water Cooling Head 4 * Screw 1 * Pack of Thermal Conductive Silicone 1、Specially designed for water cooling, environmentally friendly copper nickel plating treatment, first-class texture! 2、The copper column plate has 1024 copper pillars, and the channel plate has 32 microchannels. The whole platform is universal with 0.5mm cutting. 3、Made of high-quality acrylic material. The bottom contact surface is 3mm copper, the top cover is transparent (plexiglas), and the black one is POM. 4、A great cooling kit for heat reducing, keep your computer CPU running well. 5、Precise hole position, easy to install, suitable for Intel.