These were designed for a CE7000-60. Not sure if other machines are differently sized or not.
I printed at 100% infill for strength, but probably isn't needed. I also printed on an angle to fit the Ender 3 Pro bed.
Here's a file for the CE6000-60 Plus: https://www.thingiverse.com/thing:4993290
ce7000_v3.stl | 5.9KB |