I modified the printer mount v2 to have a mount to fit the Ultimaker Original+.
The UMO+ mount came from part of https://www.thingiverse.com/thing:138604
universal-ultimaker-original-plus-spool-holder-printer-mount-v2.stl | 491.3KB | |
universal-ultimaker_original+_spool_holder_mount_v2.3mf | 115.4KB |