CR10s Dual Z axis Coupler / Tensioner for GT2 Belt

I have a CR-10S (dual Z steppers). This thing is a GT2 Belt Tensioner I made for linking the two Z axis lead screws together to prevent them from getting offset. I assume this would also work on CR-10 printers with the single stepper.

Background Info

I had an issue where the bracket on the Z-carriage crashed into the stepper motor on the right side (facing the printer). See attached photo. I am using a mirror tile for a printing surface and it is a bit thinner than the stock glass. I