This is a Selmer vintage long shank alto mouthpiece. It has been refaced by Fred Rast, the refacer of Kenny Garrett's Selmer vintage mouthpiece. The tip opening is set between a C and C☆, making it easy to play. It produces a controllable, dark sound. It has the F. Rast and 444 serial number markings. It was obtained from the US. NCNR (No Claims, No Returns) - recommended for those interested.