Product picture - Da-Lite Truss Complete Screen Kit for Fast-Fold Portable Front and Rear Projection Screen - 16 x 21' - 317" Diagonal - Square Format - Dual Vision Da-Lite, Truss, Complete, Screen, Kit, Fast-Fold, Portable, Front, Rear, Projection, Screen, 16, x, 21', 317, Diagonal, Square, Format, Dual, Vision Click the image to close this page