Antique 12 pt Glass Door Knobs with Brass Plates (6" x 1 3/4" Plates ) Mortise lock: Brass end 5 1/4" x 7/8", lock is 3 1/4" deep and 3 3/4" tall,  backset is 2 1/2" & drop is 2 1/8"  Can be for RH or LH swing doors (instructions included to change door swing on lock included)      #911