Debrie Parvo Core

This is a 3d printed replacement core for a 35mm hand crank 35mm DeBrie Parvo camera from the 1920's. It is a custom size compared to modern cores, at least as inner diameter goes, and has other shape requirements to work with Parvo mags to keep them light tight. Only difference functional with an OEM core is that does not have a clip in center to attach film to it. You will have to use tape to do that. I have a MKII which has built in clips for the film ends. This one can print with no sup