full size oblivion keyblade

So i wanted to make CapnMyCapns Oblivion Keyblade more full size. Other models I found were not sliced well in my opinion. I have enlarged this to print in 18 pieces and will finish right at 40" I have placed a hole down the entire length of the keyblade for a piece of M8 threaded rod. Both points at top and bottom have been modified to house a M8 nut to attach each end to the threaded rod to make the whole thing more stable with that many pieces in that length. I have also added a hole in t