The back of the camera can accept either the Polaroid instant pack film holder or a Graflok adapter, as per this particular camera. Film holders with Graflok back my then be attached. Roll film options include 120 film backs covering 6x9, 6x7, 6x6 and a 70mm film back (6x7) is also available. Sheet film in size 2 1/4" x 3 1/4" can also be used. The XL Super Wide or XLSW body is similar to the XLS without a built-in finder but the depth is decreased and designed to uses the 47mm Schneider lens.
The XL Standard or XLS body is similar to the RF version but without range finder ...