uxcell 20x Black Aluminum Cooler Heat Sink Heatsink 25x15x10mm for TO-220 IC Product Name : Heat Sink;Material : Aluminium Fit for : TO-220 IC;Size : 25x 15x 10mm / 1" x 0.6" x 0.4"(L*W*H) Color : Black Weight : 67g Package Content : 20 xHeat Sink