Vktech 10xTO-220 Heatsink Heat Sink 15x20 with Screw

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30Pcs 2 Pole 5mm Pitch PCB Mount Screw Terminal Block 8A 250V

10 pcs Addicore LM317T Adjustable 2.2-37V LM317 Voltage Regulator in Antistatic Foam

10pcs DIY Project 25 x 15 x 10mm TO-220 Transistors Aluminum Heat Sink

10 Pcs 1x40 Pin 2.54mm Pitch Straight Single Row PCB Female Pin Headers