adjustable height to ensure a good projection image, light weight aluminum materials steel projection mounts Aluminum Short Throw Wall Mounted Bracket for Projector Used AST1200 Features:1,Free to adjust the length;2,High qualified aluminum material;3,Easy and convinient to install; 4,Light;5,The angle is adjustable;6,Silver,white or black for your reference;7,Maximum support less than 12Kg;8,The ...