uxcell Aluminium 40mm x 40mm x 30mm Heat Diffusion Heatsink Cooling Cooler Fin Product Name : Cooling Fin;Material : Aluminium Color : Silver Tone;Fins Number : 6 Overall Size : 40 x 40 x 30mm/ 1.57" x 1.57" x 1.1" (L*W*H) Weight : 47g Package Content : 1 x Cooling Fin