Aluminum Heatsink is now available from our US as well as UK warehouse Free delivery to US and UK in 3 6 business times ship to Canada, Brazil in 7 10 times 3pcs Adhesive Aluminum Heat Sink Cooler Kit For Cooling Raspberry Pi The Heatsink have a level of adhesive on the backside of them. Just peel the adhesive off and also stick upon the board of yours This heatsink set is especially intended for Raspberry Pi, it's job is cooling on the board as well as create your Raspberry perform safely and securely Reduce the chance of hardware disappointment due to overheating Install instructions: Make certain the chip modules are 100 % free of filth and also grease Peel the shielding liner on the bottom of the heatsink Affix the heatsinks on the chip modules & slap on strong pressure One set of light weight aluminum heatsink (3pcs): one x 14mm(L) x 14mm(W) x 5mm(H) Heatsink for Soc one x 9mm(L) x 9mm(W) x 4mm(H) Heatsink for Voltage Regulator one x 9mm(L) x 9mm(W) x 4mm(H) Heatsink for LAN9512 Package included: One set of light weight aluminum heatsink (3pcs)