>>C<< ETJ Boot Band (Small)/ETJ Boot Band (Large) Installation
Adjust the distance (A shown in the illustration) between the boot bands to the standard value to adjust the air volume inside the ETJ boot to the specified value, then be sure to tighten the ETJ boot band (large) and ETJ boot band (small).
Standard value (A): 80 ± 3 mm (3.1 ± 0.1 inches)