There are a few picutures of my Duchess with the roof up in the Gallery in the PMOSSBERG folder. There’s no close up of the roof bars. But you can get an idea of how the two hoops are connected, and the roof line they form.
Former Owner of a 1981 Classic Roadsters Ltd. Duchess (VW)
2005 Intermeccanica Roadster
If you own a TDr and are not in the Registry, please go to https://tdreplica.com/forums/topic/mg-td-replica-registry/ and register (you need to copy and paste the link)