52mm, 56mm, 66mm quick release spindles and Laser mount for Root 3 CNC

This is my version of the spindle mount for the great Root 3 CNC.
It´s designed to quickly replace the spindle with a laser, a drag knife, a pen or whatever you like to move around. I´ll update it as soon as I make more parts. This is for my 56mm spindle. I´ll post a blank holder so you can adapt it to your needs soon.

To be changed:
The two M7 screws that holds the parts together need a couple of M7 Rivet Nuts attached to the fixed part. I didn´t make room for it on the design. I´ve heated