[Bell Historians] Saffron Walden.

[David Bryant]

>the 'modern' tubular steel
>stock which rust from the inside where the rust cannot
>cannot be seen.  Has there been any incidence of these
>tubular steel stocks collapsing due to internal rusting?

I'm not aware of any - but they haven't been in use for that long. Like you, 
I suspect that stocks collapsing due to internal rusting will be a problem 
in future.

David