ITEM NAME:1X 40*40*12mm Aluminum Water Liquid Cooler Block Heatsink CPU For PC Radiat V8C5 Description&Preview.1 x CPU Water cooling. -Internal flow channel extrusion forming. -Processing: vacuum aluminum brazing. -Size:40 (D) x 40 (W) x 12 (H) MM. All pictures are for illustration purpose only and Colours may vary slightly.