Black 3 in 1 Heat Sink Set Aluminum for Raspberry Pi

This is a Black Aluminum Heatsink kit used for cooling the chips on Raspberry Pi. Comparing to other heatsinks, it has been attached with thermally conductive adhesive tape, allowing the Raspberry Pi to cool more efficiently. 

1x 14 x 14 x 6 mm
1x 15 x 10 x5 mm
1x 8.8 x 8.8 x 5 mm