Trace your track or oil ring closest to thumb and farthest from
fingers with a wax pencil.
Place ball in Axis Finder with the track side down.
Spin and move the ball until there is no wobble in
the pencil line.
Mark the top of the ball with a wax pencil. That
point is your axis point.
Draw a horizontal line from the center of your
bridge, down through the center of your thumb hole.
6. Draw a
perpendicular line from the center of your grip, extending out past
your axis point.
Draw a line from your axis point,
perpendicular to the previous line, (your midline).
Measure the distance from the center of your grip, over to where
your axis point crosses that line.
measure up (or down) the distance to your axis point. These are the
over and up measurements of your axis point.