Saxophone left hand thumb rest
Fits alto sax models:
- Jupiter 667GN - prior to serial number 290001 and model number beginning with SAS
- Jupiter 767BL - prior to serial number 290001 and model number beginning with SAS
- Jupiter 767GL - prior to serial number 290001 and model number beginning with SAS
- Jupiter 869SG - prior to serial number 290001 and model number beginning with SAS