Hypothetical Man is worried about soft stainless steel handles getting jacked up by rolling around on the car ride.[/QUOTE
Soft stainless steel?
Exactly.it's softer than cast iron.
+1 for the milk crate. Put a little rubber mat under it so it doesn't slide.I have two milk crates secured in the trunk of my car for transporting kettlebells. Tie the bells down with bungee cord or cargo straps, and you are good to go.