Check the listing for details. 40-Pin Male Header 0.1" 2.54mm Breadboard PCB Strip Connectors 10/25/50/100Pcs. Color: Black, Condition: New. Listed at 5.39 USD. 40-Pin Male Header 0.1" 2.54mm PCB/Breadboard Strip Connectors10, 25, 50 and 100 Piece Packages Featuring standard 2.54mm (0.1") spacing, these headers are perfect for use in your Arduino, Raspberry Pi, Digispark, or other electronic circuit boards. They fit perfectly into breadboards and existing circuit boards for assembly, repairs and DIY. You can snap these 1x40 straight headers to create the correct length for your needs without compromising quality or conductivity.Arduino, Raspberry Pi, Digispark and Breadboard compatiblePin Layout: 1 Row x 40 PinsPin Pitch: 0.1" / 2.54mm Total Size: 101 x 11 x 2mm / 4" x 0.4" x 0.07"( L*H*W)Easily cut/break to create the perfect length for your project from 1 to 40 pinsPackage Includes:10, 25, 50 or 100 Pieces (Select quantity when ordering) 40-Pin Male Header 0.1" 2.54mm PCB / Breadboard Strip Connectors Get it faster! Stocks and ships from our US Colorado office for quick delivery. We provide FREE USPS First Class Shipping with Tracking - Not Economy Shipping