POWER TONE FLUTE PLUGS
Replace standard flute head cork with the new Power Tone Plug made of super strong delrin plastic with a rubber “O” ring which seals the air 100%. No loss of power and stability in pitch and tone. The rubber “O” ring only contacts the metal in the head to produce a more resonant sound. Available in 3 threads sizes.
PT-5 Flute Plug (King, Artley, Blessing, Conn, Emerson, Deford, Haynes, Gemeinhardt, Armstrong) (8/32 thread size)
PT-7 Flute Plug (Jupiter, Yamaha) ( 4 x .7mm thread size)