Hi, ive not long bought an Aronld , the one mentioned in another post, forerunner to RMB, it is in need of some tlc, in my mind anyway but the chassis is solid along with the body if you knowedable people dont mind i may be asking some questions about this beastand hopefully you may be able to help, ive read up on this topic http://arnoldfreunde.de/html/arnold_reisemobile.html and i understand they are old, they do however seem to be really solid in build, well from what ive since in my new but old purchase, im one happy new old owner of a Arnold