Schraubstopfen für Zylinderkopf, Kühler, D50B0

These are screws for moped cylinder heads and radiators, suitable for models like Derbi Senda, DRD Racing, Aprilia SX, RX, Gilera SMT, and RCR. They are 15.2 mm long with an 18.8 mm head diameter and M14 thread with a 1.50 mm pitch.