AV Stumpfl surface modification article for applying a 10 cm border to the rear side of a projection surface. The item is supplied as a projection-surface modification only; the projection screen frame and stand are separate articles. It is identified by manufacturer article number BFF-MOD/R10/R and is sold by the linear metre (LFM). The article has a net weight of 0.1 kg and is manufactured in Austria. No screen dimensions, projection characteristics, mounting type, or complete screen-set information are specified.