Bottleport fits Ronstan Inspection Ports (pics)

I designed the Bottleport to be an exact fit to the Viking 5" inspection port, so I was surprised to find out that it also fits perfectly in the Ronstan 5" inspection port (#PNP97). You'd think that all the ports would be different, but the Ronstan has the same threads, diameter, O-ring placement, etc as the Viking port. This is good news for people who want a Bottleport but live somewhere that the Ronstan port is popular (which is not here as far as I can tell). Check it out (Ronstan is...

Bottleport fits Ronstan Inspection Ports (pics)