Yeah, at least in germany these are all just magnets. And outside of the store there is a long metal line, and when you roll over it, the wheel with the magnet completely locks.
This happened to me as a kid, and it was sheer impossible moving the cart back to the store.
Yeah, at least in germany these are all just magnets. And outside of the store there is a long metal line, and when you roll over it, the wheel with the magnet completely locks. This happened to me as a kid, and it was sheer impossible moving the cart back to the store.