Calumet Roll Holder Model C2 (6x7)  type_Bags and Cases you’ll probably want to push

you’ll probably want to push it a stop or two

but they'd run out of their usual material to make shutter curtains

6 ASPH Power O

which is really handy with some of the long minimum focus distances on Hasselblad lenses

Calumet Roll Holder Model C2 (6x7) &nbsptype_Bags and Cases you’ll probably want to pushThe Calumet Roll Holder C2 is a rollfilm back for 4x5 cameras designed to slip in front of the groundglass like a sheet film holder unlike most rollfilm backs that require partial disassembly, causing a condition known as "pain in the butt." This back shoots 10 6x7cm frames on standard 120 rollfilm. In excellent condition, with minor cosmetic wear.