Halbach PM generator

After looking at https://www.thingiverse.com/thing:1693579 i decided i would try and come up with my own design, this is my results, using 44 15mmx3mmx2mm N50 magnets. the prints come out well, ill upload pictures later.

my design differs in it actually gives you a case to mount it in using 3mm cap screws to secure one half of the stator winding to the stator cap then running 4 4mm all threads from one cap to another and using the remaining 4 screws in wither side to mount it to a bracket (m