Sir Flexi Rex with movable jaw

Sir Flexi Rex with movable jaw. He can speak now. Jaw gaps 0.30mm(da Vinci Jr.1.0A & CR-10S) and 0.50mm(da Vinci mini w) are suggested for 100% printing.
Try test-gap things (Rex pencil top https://www.thingiverse.com/thing:3263585 or Rex keychain https://www.thingiverse.com/thing:3395707) first to ensure the acceptable jaw gap of your machine.