New and High Quality Pure aluminum heat sink, 1 inch 17-20 fin Installed 2 fan Suitable for water-cooled computer CPU, industrial variable frequency drives, the head cooling, air conditioning evaporator and industrial control cabinet cooling Specifications: Material: Aluminum alloy Color: silver-black Size: 27.5x12x3.2cm Net weight: 717g Packing Included: 1 x Water Cooling Radiator 1 x Screws Set Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.