SC1 Vintage Bronze Combo Highland Knob and Single Cylinder Deadbolt Keyed Alike. These are durable, attractive locks with high quality latch mechanisms sold primarily by regional lumber yards for use in new home construction. This Highland style knob lock features a Kwikset-type pop-out cylinder for easy service. Adjustable backset of 2-3/8 inches or 2-3/4 inches. Fits doors from 1-3/8 inches to 1-3/4 inches thick. Includes all mounting hardware. HL220982