Lot of 7 (Seven) Carl Zeiss S-Tessar 300mm 5.6 Lens Heads

Lens head only. No diaphragm. No focusing mount. No caps.
Photos show one lens but all 7 are very similar.

Cosmetic Condition: 8/10
They show signs of use.

Optics: 9/10
They may have a few cleaning marks and dust specks inside.