Nier Automata 2B sword Virtuous Contract

This is a remix for the sword Virtuous Contract from Nier Automata, it is the weapon you start the game out on, originally this was one solid object but I have hollowed it out with space for a 0.65cm x 60~ cm square wooden dowel to act as a skeleton. Attached are photos of my make. There is also an included .3mf file for Orcaslicer, I couldn't get Orca to export my sliced parts including the connectors i added in the program so I'm just sending the full project, do keep in mind it is sliced for a 300x300mm bed plate so if yours is smaller you will have to slice it on your own to fit, I recommend doing one clean slice down the middle, then going back and slicing those halves to fit (I found Orca is a bit picky when doing it in the program, so if you see anything weird happen with assembly / cutting just export the STL and drag back in, then it will let you assemble the 2 halves and cut those as needed). As for strength, if you are printing by parts I'd personally recommend d