BKL Electronic Pin Headers 2.54mm Pitch 3A Gold Plated – BKL 10120183, A straight pin header with a pitch of 2.54mm. This gold plated header is ideal for connecting two PCBs which are arranged on top of each other or to attach connecting cables to PCBs inside your equipment. BKL 10120183 1 x 40 Pin Header 2.54mm Pitch 3A Gold Plated