Prusa i3 MK2 - Filament Spool universal Wheel and One Piece Support

The white wheel support is my first trial for the original Prusa i3 MK2 arms that supports the filament roll. This is the 83mm diameter version that even if loose will work on most filament roles. The Pictures where I have reprint the arms from black PETG and the new improved wheel that I have attached here I have print from transparent PETG (T-Glass).
Shortly after these changes I have realized that it is annoying to remove those arms every time I have to change the material so I designed the