This is an all in one 3D printed conversion kit to use modern 120 film in an antique No. 3-A Kodak cameras. I have tested this kit with the following models: Model A, Model B Hawkeye, Model C, Jr Autographic. Items included: 122 to 120 Film Adaptors(Top and Bottom) 120 Film Spool 6X13 Format Film Mask (to keep the film flat during pictures) Custom Designed Viewfinder Mask (one per model) to compensate for the smaller 120 film The parts will be made on demand by a 3d printing partner and shipped to you directly. film markings and numbers are visible in the existing film window. Pictures can be taken at 3,6,9,12,15(Models B, C, Jr.) or 1,3,5,7(Model A) Note: The cameras shown are not included