OK,... Sarges moment of, Oh god, we don't have any eggs, in the middle of making a breakfast coffee cake has been averted,... saved by Mokes quick trip to the local market.
This is the most recent mount knock up,....
The mounting point is too weak to hold the load. So, I used zip-ties above and below the closure point, to secure the baffle to the stanchion mount. It holds it securely. The image shows it as looking more contraption-like than it is in real life. That detail is too small to see out in the wild.