This Defender Security 1 inch Bore 130 degree Brass Door Viewer features a threaded metal housing with solid brass end caps and a glass viewing lens. The viewer can be installed in doors with a maximum thickness of 2-1/8 inch and a minimum thickness of 1-1/2 inch.
Glass lens in solid brass housing
Will fit 1-3/4 inch to 2-3/8 inch thick wood or metal doors
Easy to install
Large 1 inch diameter hole
130 degree viewing range
Unit: EA