Schlage SC2-3107-619 Door Knocker, Solid Brass, Satin Nickel, 5 in Mounting Hole

Mounting Hole Center-to-Center: 5 in. Size of 8-1/2 in L x 4-1/8 in W x 1 in projection. Up to 1-3/4 in door thickness. Includes mounting hardware.
Unit: EA
UPC: 044074680461
Model Number: SC2-3107-619