ปากเป่าของทูบา

  Rim Inner Diameter
◀ SmallLarge ▶
Cup
Volume &
Shape

Shallow



Deep
    66B 67B4 BOBO-SOLO CAROLINO 68B BOBO-SYM
64 65 66 67       SELF
      67C4        
    66D4 Neo67D4 Neo68D4     69D2
  Signature Series
  Neo Series