8 Pcs Copper Heatsink 6x6x6mm, Heat Sink Cooler Radiator for Raspberry Pi

50-400mm Copper Flat Heat Pipe for Cooling Laptop CPU GPU Heatsink W 8 xT 3mm

Pure Copper 6x6x5mm Square Copper Heatsink Radiator Cooler With or Without Tape

4 Pcs Copper Heatsink 6x6x6mm, Heat Sink Cooler Radiator for Raspberry Pi

8 Pcs Copper Heatsink 6x6x4mm, Heat Sink Cooler Radiator for Raspberry Pi

Copper Heatsink 20x20x3mm, Heat Sink Cooler Radiator

4 Pcs Copper Heatsink 17x17x5mm, Heat Sink Cooler Radiator for Raspberry Pi

4 Pcs Copper Heatsink 12x12x4mm, Heat Sink Cooler Radiator for Raspberry Pi