A male berg strip or pin header is a form of electrical connector therefore it consists of many rows of male berg pins typically spaced 2 millimeters apart. But the sizes are common that is 9 millimeters. The male berg pin headers are mostly used inside equipment, rather than being used as a connector on the outside of the device. All 40 pins can be cut to any size. Used with custom PCBs or general custom headers. These strips sell as long sticks of 40 connectors. Number of pins: 40 pin Spacing(pitch): 2.54 mm Strip length: 10 cm Pin length: 11 mm