Originally Posted by RVDan
By dent you mean a bent lip?
Two crescent wrenches and you could probably straighten it. You could stick a tube in it and then not have to worry about it going flat.
Bent lip is probably more appropriate, you can see it in this screenshot I snagged from the GoPro.
(for whatever reason the IMG tags weren't working - sorry for the link..)
Thanks for the tip..