The Mamiya Film Back 120 Magazine in the Mamiya back system accepts a wide choice of films and inserts. These interchangeable magazines for Mamiya RB67 series allow you to change magazines or film holders during shooting sessions.

• The additional magazines allow you to change mid-roll film rapidly
  

Inserts can be pre-loaded with film, at-the-ready for use in Magazines. It’s the efficient way to be prepared for long shooting sessions when fast film changes are required.
120 Roll Film Insert for RB/SD - Cat. #301-308
220 Roll Film Insert for RB/SD - Cat. #301-309