How to safely change attachments on models

For the first time in December 2020 Kobelco produced a Collectors limited edition scale model with three separate attachments.  We all know that scale model fans like to change the attachments on their models.  We spoke to Conrad who helped  to make this simple, short  video showing how to remove the pins and swap attachments.  The main message is how to do it safely without damaging your scale model arm or piping.