3"-4" (Oboe Clarinet, Bassoon) 4"-6" (Alto Sax, Bass Clarinet, Trumpet) 6"-9" (Trombone, Baritone Sax, Tenor Sax,) 9"-12" (Baritone, Euphonium, Mellophone, ) 13"-18" (Tuba) 19"-22" (Low Brass, Contrabass) 23"-27" (Sousaphone)