Contax MFB-1B 220 Vacuum Film Insert For Contax 645 JAPAN [MINT IN BOX] #1154,New Contax 220 Vacuum Film Insert MFB-1B 645 - Etsy,New Contax 220 Vacuum Film Insert MFB-1B 645 - Etsy,Contax 645 Film Back with Insert, no 009411,Contax 120/220 Insert MFB-1A at KEH Camera,