620 Series
Door Knocker
620 = Door Knocker
620V = Door Knocker with Viewer (975)
620VE = Door Knocker with Viewer (975) & Engraving
the 976U Viewer can be substituted
Door Knockers w/viewers are for doors no more than 1-3/4" thick ONLY.
Overall Size: 3" x 2-1/8"
BHMA = L03161 / Br, Pl