Female Pin Header 1x20 Pins for Raspberry Pi PICO Breakout Board Pin Pitch: 2.54mm / 0.1". Pin Length: 3.2 mm / 0.13 inch. Pin Contact: Single Row, Square, Gold Plated. Dimensions (L/W/H): 51.2mm x 11.6mm x 2.4mm / 2.02"x0.46"x0.09" 20pcs Female Pin Header 1x20 Pins for PICO Breakout Board Single Row 2.54mm 0.1" Pitch