STYLISH DESIGN: The BRINKS door knob blends seamlessly with modern decor, providing a refined look and quality and working great as an entry door lock set or as door locks for bedrooms EASY TO INSTALL: This BRINKS door knob with lock and key is compatible with 2-3/8" or 2-3/4" backsets and fits most standard doors measuring from 1-3/8” to 1-3/4” thick; it can easily be installed using a Phillips screwdriver REVERSIBLE FUNCTIONALITY: Suitable to use as an interior door knob with lock or door knobs exterior, this knob adapts to right/left-hand configurations, improving the function and appearance of your home SECURITY: This door knob with key comes with an anti-pry shield and provides pick, bump, and drill resistance BRINKS QUALITY: Trust BRINKS, a global leader in security-related products and services, with high-quality door hardware & locks, such as this doorknob with lock and key for your home