There is a folding metal rod crank that has one end that fits into the jack. The device folds in half for storage. You can find them at swap meets. If no one else provides specific details, I can send a photo if you PM an email address.
Bob
1959 Chevy Apache Short Bed Step Side 1967 Cadillac DeVille Convertible 1967 Pontiac Firebird Convertible
