Laser Crosshair mount

I have a CNC Router table which has a dust shoe attached. This made it hard to see the tip of the bit for setting up the start point for the cutting operation. I bought a small laser crosshair module and this is the mount I designed, the first one was a little tall so I modified the STL for a thinner base. Attaches are the 2 files and an image showing both. I had intended to had a screw and nut to be used to tighten the mount around the laser tube. It ended up very snug so to mount the lase