Features: 1.High Quality Materials: Made of high quality aluminum alloy, this computer water cooling radiator is strong, durable and has a long service life. 2.Good Heat Dissipation: The computer water cooling radiator has good heat dissipation effect, fast heat dissipation and excellent performance. 3.G1/4 Threaded Interface: It adopts G1/4 universal threaded interface, which is easy to install, operate and use. 4.Suitable For 12cm Fan: This CPU water cooler is suitable for 12cm/4.72in fan, providing stable performance. 5.Number of Pipes: 12 pipes in a single layer, 24 pipes in total in 2 layers, with double layer design, good heat dissipation. specification:Item Type: Water Cooling Radiator Material: Aluminum Alloy Model: for SR 240SL Hole Position: G1/4 x 2 Product Size: Approx. 272 x 120 x 45mm / 10.7 x 4.7 x 1.8in Capacity: About 300ml (manual Measurement, There Are Slight Errors) Adapter Fan: 12cm Fan Number of Pipes: 12pcs for Single Layer, 24pcs Total for 2 Layers Surfaces Treatment: Spraying PackageList:1 x Water CoolingRadiator1Packagex Screws