Da-Lite 99845 Da-Lite s Fast-Fold truss frame features an extra heavy duty, folding 6″ truss frame. Welded aluminum tubing forms a sturdy yet lightweight 6″ x 1″ truss member for frame and legs. Complete screen also includes a new rugged carrying case with wheels and is available in sizes from 6′ x 8′ up to 15′ x 26′ 6″.