[. . . ] [. . . ] · The top projector shelf of all models adjusts to fine tune image on the screen. · Optional cabinet on APT-42 and APT2-42 is available for secured storage. · Optional UL listed six outlet surge suppressor or three outlet electrical assembly with cord wind bracket available. APT2-42 APT-42 PROJECTOR TABLE ADJUSTABLE WITH 7"-13" X 12" SHELF Dimensions HxWxD Model in. cm. Optional APT-C locking cabinet. APT-42 APT-C 42" x 273/4" x 261/4" Locking Cabinet 107 x 71 x 69 PROJECTOR TABLE ADJUSTABLE WITH 18" X 24" SHELF Dimensions HxWxD Model in. [. . . ] [. . . ]