Search:

We have nitrogen at work. Will look into making a fitting to purge an old one when I find one to muck around with.



I'd do it inside a large zip lock bag. Use the end of a hose and aim it into...

If its old, the only guy I know (that doesn't mean much-there are probably heaps of others) is Wilhelm arms and optics. He USED to repair scopes, may not anymore.
In saying that, if the warranty is...