2.54mm 1x40 Pin 90 Degree Male Single Row Header Strip (R1 Type). Male headers are the most basic and are usually included with any board that uses them. If you wish to build your idea into a breadboard - solderless or permanent - use male headers. If you wish to stack your boards together, you can use them in combination with female headers.
Features:
- Length: 101 mm
- 2.54mm Pitch
- 10 mm Height
- 1x40 pins
- Single Row 90 Degree
- Through-hole mount