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Amazon.com: 2 x 20 (40 Pin) Extra Tall Female 0.1 Inch Pitch Stacking Header Compatible with Raspberry Pi A+/B+/Pi 2/Pi 3 Extra Tall Header (Pack of 8) : Electronics
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40 Pin GPIO Extension Cable for any 2x20 Pin Raspberry Pi [150mm / 6 long] : ID 4823 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics](https://m.media-amazon.com/images/I/811hZNh0GUL.jpg)
Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics
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Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics
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40Pin GPIO Connector 2x20 pin(40Pin) Extra Tall Female Stacking Header for Raspberry Pi A+ Pi Model B+ Pi 2 3 4B w/ Acrylic Base|Computer Cables & Connectors| - AliExpress
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Amazon.com: ELEDIY 2 x 20(40 Pin) Stacking Header for Raspberry Pi A+/B+/Pi 2/Pi 3 Extra Tall Header (Pack of 4) : Electronics
![40 Pin GPIO Extension Cable for any 2x20 Pin Raspberry Pi [150mm / 6 long] : ID 4823 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits 40 Pin GPIO Extension Cable for any 2x20 Pin Raspberry Pi [150mm / 6 long] : ID 4823 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/413x309/1988-00.jpg)
40 Pin GPIO Extension Cable for any 2x20 Pin Raspberry Pi [150mm / 6 long] : ID 4823 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Amazon.com: ELEDIY 2 x 20(40 Pin) Stacking Header for Raspberry Pi A+/B+/Pi 2/Pi 3 Extra Tall Header (Pack of 4) : Electronics Amazon.com: ELEDIY 2 x 20(40 Pin) Stacking Header for Raspberry Pi A+/B+/Pi 2/Pi 3 Extra Tall Header (Pack of 4) : Electronics](https://m.media-amazon.com/images/I/51LeZmdeeML._AC_SY580_.jpg)
Amazon.com: ELEDIY 2 x 20(40 Pin) Stacking Header for Raspberry Pi A+/B+/Pi 2/Pi 3 Extra Tall Header (Pack of 4) : Electronics
![Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics](https://m.media-amazon.com/images/I/81Uu1PpTyFL.jpg)
Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics
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Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green : Electronics
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Amazon.com: 2 x 20 (40 Pin) Extra Tall Female 0.1 Inch Pitch Stacking Header Compatible with Raspberry Pi A+/B+/Pi 2/Pi 3 Extra Tall Header (Pack of 8) : Electronics
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Amazon.com: 2 x 20 (40 Pin) Extra Tall Female 0.1 Inch Pitch Stacking Header Compatible with Raspberry Pi A+/B+/Pi 2/Pi 3 Extra Tall Header (Pack of 8) : Electronics
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