1. SIMPLE INSTALLATION: Upgrade your doors effortlessly with our knob set. Just grab your tools and get started—no need for professional help. It's a straightforward DIY solution. 2. PRIVACY LOCK: Enjoy peace of mind with a lockable knob that can be opened from the outside in emergencies without keys. Perfect for guest rooms, bedrooms, bathrooms, and any space where privacy is essential. Made from durable metal with a sleek matte black finish. 3. UNIVERSAL FIT: This black door knob is designed for doors measuring 1-3/8" to 1-3/4" thick. It is reversible, making it suitable for both left-handed and right-handed doors. (Note: The latch plate is not removable.) 4. BUILT TO LAST: Crafted from solid steel and stainless steel, this knob features a smooth, polished finish that adds a touch of sophistication to both commercial and residential settings. Its substantial design ensures a comfortable grip and reliable performance. APPLICATIONS: - Ideal for use in residential bedrooms and bathrooms, providing privacy and security. - Suitable for guest accommodations, ensuring a welcoming and safe environment. - Perfect for office spaces where confidentiality is paramount.