Ducati Sporting Club UK > Model Specific - Discussion, Technical Problems and Help > Supersports: SS / SuperSport / Supersport 950 > oh dear . . .

[fodder]

As you said a DTI is far better for measuring end float than a vernier. I think they use the vernier method as it is probably more accesible to the home mechanic than a guage.
If you've got the correct float at one end suprisingly it will be the same at the other