Studio Stocker Swiss Alphorn By Jeff Purtle, 09 October, 2020 Stocker F#/F, Serial #9114 with a Stocker 20.5mm i.d. Mouthpiece Tags instruments More Studio Studio MG Leather Works Case and Pouch Studio Tom Crown Wah-Wah Mute, Piccolo Trumpet - Copper Studio Softone 187 Trumpet Mute