Rubber seal used on both the king and link pins.
VW Splitscreen Transporter King Pin Stop Bolt Kit 1950-1967 211405543
VW Splitscreen Transporter King Pin Thrust Washer 1950-1962
VW Splitscreen Transporter King Pin Thrust Washer 1962-1967
VW Splitscreen Transporter King Pin Bush Standard 1962-1967
VW Splitscreen Transporter Lower King Pin Sealing Cap 1950-1967 N116031
VW Splitscreen Transporter 22mm Link Pin 1963-1967
