Huvius, thanks for that as well. Now answer me this: if you look at the link that Kuduae put up showing the 350 Rigby Magnum rifle with original Rigby mounts, how is the back foot held down as there is no button/detent or lever/cam. There is on the front foot but not the rear.

http://forums.nitroexpress.com/showflat.php?Cat=0&Number=230287&an=0&page=2#Post230287

Waidmannsheil.