A handy pack of 2x 4mm Spare Differential pins to suit the HPI Baja Internal diff drive or locker setups. Plus many other 5th scale cars

These top quality Hard Steel dowel pins are Through-hardened and tempered to 60 2 HRC, HV 550-650 for longevity. These are a direct replacement for HPI96501 4x18mm dowel pins. (4×18 pins)