Silver 100x100x18mm Extruded Aluminum Heat Sink Radiator Heatsink for 20-50W LED,High Power Electronic IC Chipset heat dissipation Color: Silver Compatibility: Motherboard Chipsets Features: Widely use for computer PC chipset, power IC, power electric device,20-50W LED light devices, etc.Use heatsink adhesive glue to install heatsink .(Glue is not included)Please check the specification table and make sure that the size of the heatsink fits that of your component. Specification Product Name : Heatsink; Material : Aluminium Color : Silver Tone Overall Size : 100 x 100x 18mm/ 3.9 x 3.9 x 0.7 (L*W*H) Weight : 140g Package Content : 1 x Heatsink Dimensions: 100*100*18mm