I have a 17 Contra and appreciate any info.
I did give mine a good half inflated massage on the first pump, all seemed ok.
I've only pumped it twice, so will continue to watch for any problems, especially
At the wing tips.
Windrupted...... for your info the matter has been referred to the manufacturer so don't be so presumptuous. A forum of this nature is good to share experiences, issues, concerns, etc. What value are you adding with your comments!!! Others seem to have issues also so let's here about these.