Originally Posted by Wingnut
Several options - White Board or composite board- Both pretty expensive. Viper used 1 inch Plywood- fiberglass covered both sides and 3/4 x 3/4 aluminum square rod screwed into the bottom the entire width. A bit heavier but it seems to work- the aluminum honeycomb just snaps and crumbles when straightened. Some folks have made an additional center folding support that helps when people stand on it. Ill send a picture if you desire.
Yes, please PM me a picture. Thanks!