Mudder 8 Piece Black Aluminum Heatsink Cooler Cooling Kit for Raspberry Pi 3, Pi 2, Pi Model B+;

8 Pieces cooling aluminium heat sink for Raspberry Pi models A, B, B+, 2, and 3 boards.
These pure aluminum heat sinks include adhesive thermal tape for efficient thermal transfer to the heat sink providing additional cooling to the IC.
These heat sinks have profiles which are short enough to fit within standard Raspberry Pi cases.
These heat sinks can be applied in other devices such as the BeagleBone to cool processor, regulators, etc.
Material: aluminium

Package includes:
4 * 0.35 inch x 0.35 inch (8.9 mm x 8.9 mm) aluminum heat sink
4 * 0.56 inch x 0.56 inch (14.2 mm x 14.2 mm) aluminum heat sink