I had some time today while trying to figure out how the Rylo kit disassembles and after I did that, took some pics of the parts breakdown. Taking a note from Tridcloudwalker, this is just to show the subtle differences between two really well made saber kits as well as show the parts breakdown for future saber makers.
Threaded Rod that holds the sabers:
What's interesting is that both are very close/almost exact in diameter.
Control Box doodads: