Switches are same as firemedic used in his linked thread. (SASQUATCH and Gator) Switch mounting hole is .830 by 1.45 inches.
Panel Thickness Range
0 gaskets - .032, .062, .093, .125, .187, .250 inches
1 gasket - .030 to .109 & .147 to .157
Switch Depth
switch only, no rear barrier - 1.479...