1×40 2.54mm Pitch Male SIL Straight Pin Header~20pcs/pack – HandsOn Tech
Single Row 2.54mm Pitch Press-Fit PIN Header
Amazon.com: Chanzon Round Pin Header Strip for Arduino Gpio 4 pin x 50pcs Male Headers Pins Straight Single Row Gold Plated Pitch 2.54mm 0.1 inch Breakaway for PCB Connector Raspberry pi Machine
Amazon.com: YWBL-WH Female Pin Header Connector 2 × 20 Pins 2.54MM Pitch Female Dual Row Short Pin Headers for Raspberry Pi 5 Pcs, Electronic Components : Electronics
10pcs Sip 1x40 Pin Single Row Round Pin Header Male 2.54 Mm Pitch Strip 0.6 Mm Diameter Contact 0.5 Mm Diameter Solder Tail Gold - Connectors - AliExpress