Harting har-flex SMT 90 deg Headers This range of Harting har-flex right angled SMT male Headers are suitable for Board to Board or Wire to Board applications. These har flex right angled SMT male Headers have a performance level of > 500 mating cycles. The above board height of these har-flex right angled SMT male dual row Headers is 4.25 mm. The design of the har-flex right angled SMT male dual row Header includes Ø1.5 mm board fixing pegs for accurate positioning and retention on the PCB.