- Keyless Privacy Door Knob: Perfect for bedrooms and bathrooms where privacy is essential. Features a push button lock on the inside for quick locking; easily unlock by turning the knob. The outside is keyless, but a hex key can be used in the release hole for access if needed. - Premium Quality and Design: Our modern square door knob is constructed from durable zinc alloy stainless steel and meets ANSI Grade 3 Security standards. It withstands more than 200,000 cycles, ensuring long-lasting performance. The satin brass finish adds elegance, while its wear-resistant and anti-corrosive properties make it reliable over time. - Easy Installation: Each package includes a detailed instruction guide, complete with a door hole marking template for straightforward installation. Compatible with both right and left-handed doors, it works seamlessly with most standard prepped doors. The adjustable latch accommodates door thicknesses ranging from 1-3/8" to 1-3/4" (35-45mm) and offers adjustable latch sizes of 2-3/8" or 2-3/4" (60 or 70mm). - Versatile and Functional: Ideal for upgrading interior doors throughout your home, this door knob combines a beautiful finish with practical functionality. Whether you're enhancing a bathroom for privacy, updating a bedroom door, or replacing outdated hardware, its solid construction and elegant design provide exceptional value. Experience the difference in quality and performance with this reliable door knob.