uxcell Security 180 Degree Door Scope Viewer Cover Peep Hole Gold Tone Product Name : Door Viewer;Color : Gold Tone Material : Metal;Viewing Angle : 180 Degree Mounting Hole Dimaeter : 16mm/0.63";Total Size : 43 x 30mm/1.7"x 1.2"(L*D) Fit Door Thickness : 35-60mm / 1.4"-2.4";Weight : 31g Packkage : 1 x Door Viewer