![Amazon.com: Bicool 20x 40PIN GPIO Header Dual 40Pin Adapter for Raspberry Pi 400 Keyboard Computer,Header Expansion,Color-Coded Header,Easy Expansion: Computers & Accessories Amazon.com: Bicool 20x 40PIN GPIO Header Dual 40Pin Adapter for Raspberry Pi 400 Keyboard Computer,Header Expansion,Color-Coded Header,Easy Expansion: Computers & Accessories](https://images-na.ssl-images-amazon.com/images/I/510qo4QLToL._AC_.jpg)
Amazon.com: Bicool 20x 40PIN GPIO Header Dual 40Pin Adapter for Raspberry Pi 400 Keyboard Computer,Header Expansion,Color-Coded Header,Easy Expansion: Computers & Accessories
![Amazon.com: Bicool 20x 40PIN GPIO Header Dual 40Pin Adapter for Raspberry Pi 400 Keyboard Computer,Header Expansion,Color-Coded Header,Easy Expansion: Computers & Accessories Amazon.com: Bicool 20x 40PIN GPIO Header Dual 40Pin Adapter for Raspberry Pi 400 Keyboard Computer,Header Expansion,Color-Coded Header,Easy Expansion: Computers & Accessories](https://images-na.ssl-images-amazon.com/images/I/81aJAdeUQmL._AC_SL1500_.jpg)
Amazon.com: Bicool 20x 40PIN GPIO Header Dual 40Pin Adapter for Raspberry Pi 400 Keyboard Computer,Header Expansion,Color-Coded Header,Easy Expansion: Computers & Accessories
![40 Pin GPIO 2x20 Female Header 2.54mm for Raspberry Pi Zero Wire, Cable & Conduit sunbay Business & Industrial 40 Pin GPIO 2x20 Female Header 2.54mm for Raspberry Pi Zero Wire, Cable & Conduit sunbay Business & Industrial](https://images-na.ssl-images-amazon.com/images/I/61CMMaTA2KL._SX342_.jpg)
40 Pin GPIO 2x20 Female Header 2.54mm for Raspberry Pi Zero Wire, Cable & Conduit sunbay Business & Industrial
![Electrical Equipment & Supplies 2x Raspberry Pi Stacking GPIO Header 2x20 40P 40 pin 2.54 Female Extra Long Pins Business & Industrial oqtave-consulting.com Electrical Equipment & Supplies 2x Raspberry Pi Stacking GPIO Header 2x20 40P 40 pin 2.54 Female Extra Long Pins Business & Industrial oqtave-consulting.com](https://images-na.ssl-images-amazon.com/images/I/81xZGweeQnL._SX466_.jpg)
Electrical Equipment & Supplies 2x Raspberry Pi Stacking GPIO Header 2x20 40P 40 pin 2.54 Female Extra Long Pins Business & Industrial oqtave-consulting.com
![Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green: Computers & Accessories Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green: Computers & Accessories](https://images-na.ssl-images-amazon.com/images/I/811hZNh0GUL._AC_SX450_.jpg)
Amazon.com: Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board (RAS-GP02),Green: Computers & Accessories
![How to tap / tee / fork / stack the Rpi GPIO pins covered / blocked by a HAT / pHAT / bonnet? - Raspberry Pi Stack Exchange How to tap / tee / fork / stack the Rpi GPIO pins covered / blocked by a HAT / pHAT / bonnet? - Raspberry Pi Stack Exchange](https://i.stack.imgur.com/3p9Bf.jpg)
How to tap / tee / fork / stack the Rpi GPIO pins covered / blocked by a HAT / pHAT / bonnet? - Raspberry Pi Stack Exchange
![Amazon.com: [Sintron] 40 Pin GPIO Extension Board with 40 Pin Rainbow Color Ribbon Cable for Raspberry Pi 1 Models A+ and B+, Pi 2 Model B, Pi 3 Model B and Pi Amazon.com: [Sintron] 40 Pin GPIO Extension Board with 40 Pin Rainbow Color Ribbon Cable for Raspberry Pi 1 Models A+ and B+, Pi 2 Model B, Pi 3 Model B and Pi](https://images-na.ssl-images-amazon.com/images/I/91Foc5XULvL._AC_SL1500_.jpg)
Amazon.com: [Sintron] 40 Pin GPIO Extension Board with 40 Pin Rainbow Color Ribbon Cable for Raspberry Pi 1 Models A+ and B+, Pi 2 Model B, Pi 3 Model B and Pi
![Amazon.com: GeeekPi Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board 2 x 20-pin Strip Dual Male Header Double Row Straight GPIO Connector Pin Header Compatible with Raspberry Pi(2Pack): Computers Amazon.com: GeeekPi Micro Connectors Raspberry Pi 40-pin GPIO 1 to 2 Expansion Board 2 x 20-pin Strip Dual Male Header Double Row Straight GPIO Connector Pin Header Compatible with Raspberry Pi(2Pack): Computers](https://images-na.ssl-images-amazon.com/images/I/51R2f32v2ZL._AC_SY580_.jpg)