Gents Saw Handle Upgrade

Handle Upgrade for a Gent's Saw style dovetail saw.

I got the idea from this guys youtube video:
https://www.youtube.com/watch?v=uz_jni42FZ0

But thought it would be fun to try modeling it with Fusion360.

The basic pattern I followed can be found here:
http://www.blackburntools.com/articles/saw-handle-templates/index.html
(I used the 9-inch open pattern)

Usually this kind handle of is made from one piece of wood and the saw blade itself is used to cut a slot in the middle. I chose