Specification Binding : Personal Computers Brand : Walfront Color : silver Label : walfront Manufacturer : walfront MaterialType : Aluminum Model : NA PackageDimensions_Weight : 0.26675933702 PackageDimensions : L:4.4488188931 X W:4.2125984209 X H:0.9448818888 PartNumber : walfront ProductGroup : PC Accessory ProductTypeName : COMPUTER_COOLING_DEVICE Publisher : walfront SmallImage_Height : 75 SmallImage_URL : http://ecx.images-amazon.com/images/I/41UzHvr4evL._SL75_.jpg SmallImage_Width : 75 Studio : walfront Title : 1pc Aluminum Heat Sink Heatsink Module Cooler Fin for High Power Transistor Semiconductor Devices with 16 pcs fins 3.93"(L) x 3.93"(W) x 0.7"(H) /100mm(L) x 100mm(W) x 18mm(H) Weight : 0.3 WeightUnit : pounds