<https://tonysonestopmusic.com/product/sinclair-c-flute/#product>
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"Sinclair C Flute. Nickel silver head body and footjoint silver plated. Power forged nickel silver keys closed hole offset G and tapered pivot screws premium pads. Includes Deluxe ABS case."
<https://tonysonestopmusic.com/product/sinclair-c-flute/>