Heavy Cassette on Instagram: “SONY Metal Master, type IV, Japan market 1987. Legendary ceramic composite shell and great metal tape. In my #cassettecollection Sony MM…”
![Sony C-60 Metal Master with ceramic case | Compact Cassettes | Tape Material | Recording Separates | Audio Devices | Spring Air Sony C-60 Metal Master with ceramic case | Compact Cassettes | Tape Material | Recording Separates | Audio Devices | Spring Air](https://www.springair.de/media/image/48/38/0f/74399_600x600.jpg)
Sony C-60 Metal Master with ceramic case | Compact Cassettes | Tape Material | Recording Separates | Audio Devices | Spring Air
![Sony C-90 SMM Super Metal Master | Compact Cassettes | Tape Material | Recording Separates | Audio Devices | Spring Air Sony C-90 SMM Super Metal Master | Compact Cassettes | Tape Material | Recording Separates | Audio Devices | Spring Air](https://www.springair.de/media/image/8f/31/3b/h55169-1-55169a.jpg)