Posted by Big Mac on June 05, 1999 at 10:22:34:
In Reply to: Using the Monster Tube posted by Lex on May 30, 1999 at 08:59:33:
Lex, I found I needed to shave quite a bit off to get a good seal. Once that was done I could get an good pump going and could move around with it. I also found that putting a thin layer of vaseline around the opening helped to create a good seal. Hope this helps.