Pin Headers Male 2.54mm : 2×40-Pin, Straight, Black, 17mm

From the shop's description

This 2×40 Pin Male Break Away Header Pin has the industry-standard spacing of 2.54mm and is designed with solderless breadboards, perforated prototyping PCBs, female headers, and pre-crimped jumper wires. They are used for the extension of pins of Microcontrollers and ICs. This connector is a double-row, 40-pin, male header strip that can be cut or broken into smaller strips. Also, custom PCBs or general custom headers use these types of connectors. Specifications: Connector Type Double Row Header Strip Material Brass Orientation Straight Pitch 2.54mm Dimension 101.4x5x17mm Mounting Type Through Hole Number of Pins 2×40