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GPIO Male Hammer Header Kit - Solderless Raspberry Pi Connector [Male Header + Installation Jig] : ID 5442 : $4.50 : Adafruit Industries, Unique & fun DIY electronics and kits
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Amazon.com: Raspberry Pi 400 GPIO Header Expansion Adapter, with Color-Coded Header,Easy Connect to Your Pi400 : Electronics
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Amazon.com: 40 PIN GPIO Header Adapter Color-Coded Header Expansion Board for Raspberry Pi 400,Easy Expansion : Electronics
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