Lord Fusor Products have a panel adhesive designed specifically for this purpose. It's used inside doors/skins, roof panels and lids.

It will give some flex but won't be too soft or too rigid. Very sticky too!

Check their website Panel Adhesive


~~ Darcy

1959 GMC 9310 Canadian- built Shortbox Fleetside Deluxe
FootStomper
In the Stovebolt Gallery
In the Project Journals Forum