Ducati 996SPS Owner's Manual page 19

To set the rear brake pedal:
loosen check nut (4).
Turn travel adjuster (5) until pedal is in the desired
position.
Tighten check nut (4).
Work the pedal by hand to make sure it has about
1.5 ÷ 2 mm /0.059 ÷ 0.079 in. free play before brake is
actuated.
If not so, set master cyilinder rod length as follows:
loosen the check nut (6) on the rod.
E
Tighten rod into fork (7) to increase free play or loosen it
to decrease play.
Tighten the check nut (6) and check play again.
fig. 11.3
19