Product Info Catalog Hardware Builders Hardware Door & Window Security 190 Degree Chrome Wide Viewer 190 Degree Chrome Wide Viewer Request a Quote UPC: 78555023218 SKU: 779817 Model Number: 2321 190°ree. Chrome ome, Wide Angle Door Viewer, Ground Glass, Solid Brass Housing, Plastic Lenses, Fits 1-3/8-Inch To 2-1/8-Inch Doors, 1/2-Inch In Diameter.