10pcs Aluminum Heatsink Radiator 15*10*20mm Transistor TO-220 With Needle For Transistors TO220 white - AliExpress
Amazon.com: UKCOCO 10pcs Triode Radiator Transistor Heat Sink CPU Heatsink Radiator with Tape Metal Cooler Aluminum Radiator Metal Voltage Regulator Heat Sink Aluminum Voltage Regulator Heat Sink LED : Electronics
5Pcs Aluminium TO-220 Heatsink TO 220 Heat Sink Transistor Radiator TO220 Cooler Cooling black 20 * 15 * 10MM Black : Amazon.in: Computers & Accessories
10pcs Aluminium TO-220 Heatsink 19*15*10MM TO 220 Heat Sink Transistor Radiator TO220 Cooler Cooling Black 19x15x10mm - AliExpress
Amazon.com: Unxuey 100mm x 51mm x 23mm White Tone Aluminium Radiator Heatsink Cooler Fin for MOS Tube Power Amplifier Transistor 2Pcs Set : Electronics