Table tennis (ping pong) racket, model Butterfly Viscaria FL

This is a fully 3D printable table tennis racket design similar to Butterfly Viscaria FL.

I used two different approaches to make a racket:
1. Model consisting of mid frame and 2 hand pieces glued on both side
2. Model that creates a single piece consisting of mid frame and hand pieces all printed together (no glue)

1st approach is straightforward and easy to do. The second approach is more demanding. It requires printing first the mid frame and then changing the filament during the prin