V1 of my variant to unlock more usable print area on the Ender 5 Pro, 275mm is what I have it set to now.
Together with moving the brace closest to you down, you also get at least 255mm movement on Y as well.
Downside is the Y motor probably doesn't get enough cooling now. I just zip tied an old stock CPU cooler because I had it at home just to be safe.
Mine is printed with
The author hasn't provided the model origin yet.