MULTIGAP, an easy way to modify the gap between the receiver of the trumpet
and the mouthpiece, by using different screw sleeves.
MULTIGAP Frate Precision allows the player to increase or decrease the gap.
The body of the mouthpiece has an external screw on the shank.
The trumpet player is given different screw sleeves, in order to adjust the correct measure of the gap.
The base kit made up of 6 screw reduction sleeves allows to increase 1.6 mm or decrease 2.4 mm.
The external diameter of the end of the shank is:
n.1 9.66 mm n.2 9.70 mm n.3 9.74 mm n.4 9.78 mm (standard gap Frate Precision) n.5 9.82 mm n.6 9.86 mm