"I would recommend routeing in a truss rod slot with two way truss rod while your at installing carbon fiber rods and gluing in with epoxy. (do not glue in truss rod) Then if the neck does bow with the heavy tension of those bass strings you have a…"
Hi there sparky ,or is it The JOKER ! thanks for the kind comments ,if you plan on doing one like that ,the trick is to take as thick a plexiglass you can get 5mm or more, i had to do a lot of filing down of the frets, so the string don´t clatter to much while playing, the more thickness on the P Glass the deeper your frets can go for variation on the play, my dean stick was olso twisted so it was even more work,just so you know ! thanks again and good luck on your undertaking.