Buffet Crampon B♭/A Clarinet Barrel RONDO Grenadilla Wood Usage is limited to trying it out. Some price reduction is possible, but significant reductions are difficult due to shipping costs. We appreciate your understanding and consideration. The "RONDO" barrel for clarinets, brought to you by Buffet Crampon, a leading instrument manufacturer representing France. This barrel is crafted from grenadilla wood, a standard material for clarinets. The "RONDO" barrel is a new design from Buffet Crampon, created for clarinetists seeking projection, smoothness, and a beautiful tone.