In a message dated 2/8/01 8:42:51 AM Eastern Standard Time,
MICHAEL_D_LINCICOME@SUNOIL.COM writes:

    Is the bolt/knob that holds up the spare tire cage on my '84 Vanagon
    GL a 13 mm? Also, is this available from any of the online Vanagon
    parts dealers?

use a lug bolt.
chris