1x40 Straight Male Header Black - 2.54mm Pitch for Breadboard and PCB Projects 📌The 1x40 Pin Male Header is a robust, single-row connector designed fo..

20 cm 40‑Pin Female‑to‑Female Jumper WiresReliable, ready-to-use interconnects for breadboards, Arduino, Raspberry Pi, and other microcontroller-based..

20 cm 40‑Pin Male‑to‑Female Jumper Wires 🔌Reliable, ready-to-use jumper wires for fast prototyping and testing. This 40-wire set delivers stable conne..

20cm 40‑Pin Male‑to‑Male Jumper WiresThese high‑quality 20 cm, 40‑pin Male‑to‑Male jumper wires deliver reliable, low‑resistance connections for rapid..