How can I create a cube hitbox around an entire model

How can I make a hitbox around multiple parts that is shaped like a cube. For better explanation think of it as when you hover over a model in Roblox Studio:

I want to create something like this. I don’t know where to start with the calculations but if somebody could help me that would be greatly appreciated.

Region3 (roblox.com)

Are you talking about selection box?

You basically just insert a selection box and set its adornee to the part you want it to be around and ta da.

Models have a built-in function to do this.

4 Likes