The installation method is as shown in the figure & description:
a. Each handle knob is distributed with 3 washers of 0.1, 0.2, 0.3 mm;
b. Please place a gasket of suitable thickness according to the size of the gap of the handle knob;
c. If you feel that the clamp ring is too thick after the installation, the gasket can be replaced or reduced;
d. Please be patient to adjust the gap to the minimum and rotate smoothly.