Aluminium Router Heatsink 100x25x10mm 3 Pieces Black LED HeatSink Go to amazon.com Related posts How to buy the best aluminium heatsink 25mm? FeatureSize: 4" x 1" x 0.4"/100mm*25mm*10mm (L*W*H)Unit weight : 33gCan be used for cooling LED, Power IC and Transistors, etc3 Pcs black Tone Aluminium Radiator Heatsink Heat Sink 100x25x10mm