Copper Flute #BF0025 in Dark Ocean Storm | Bass F*Very special patina on this one. Time consuming to create but beautiful in its execution. The Bass F Copper Flute is the largest Copper Flute model, measuring in at about 42" (about 107 cm). It is played through a special Air Adaptor tube, which is included. The Bass F Copper Flute breaks down into two pieces for easy transport. Please Note: If you would like a Bass F key for the bottom hole (makes reaching the bottom note easier), please order this