Originally Posted by Aushiker

Thanks for confirming my thinking. Do you use a cover when you remove the batteries?

I am worried about them moving around in the back of the car (Subura Forrester) hence why I was looking for a bag to provide some protection. The Topeak bag might be an option. I have also seen Fahrer bags which might to the trick. Actually a sports bag with some padding would probably work now that I think about it.