We used to have a couple of South African Eagle owners on this forum a while back. Like the Sterling in the US and the Eureka in Australia, the Eagle...
I don't see why you guys can't take from the Sterling and make it work. Our windows have always been pop-out and with the right hardware, removable....
Steve's old car, my blue one was originally flocked on the canopy and window tunnel. It is a good choice for items like the canopy that has may sharp...