- Passage Function : Ideal for hallways, closets, and rooms where a key is unnecessary. This passage door lock allows for seamless operation from both sides, providing convenience in high-traffic areas. - Adjustable Latch : Features an adjustable latch compatible with backsets of 60mm (2-3/8") or 70mm (2-3/4"). Fits doors with a thickness of 35mm to 45mm (1-3/8" to 1-3/4"). Note: The latch plate is square and non-removable. - Durable Material : Constructed from stainless steel with a sleek black finish, this lock set resists rust and ensures long-lasting durability. It meets ANSI Grade 3 standards, exceeding 200,000 cycles for reliability. - Enhanced Security : Equipped with a 5-pin brass tumbler cylinder and a solid column security bolt for added anti-sawing protection, ensuring peace of mind. - Easy Installation : Designed for straightforward installation, minimizing assembly time. No small parts to deal with—just robust hardware that stands the test of time. Each lock is packaged individually to arrive in perfect condition. Use Scenarios : 1. Perfect for residential hallways where privacy is not a concern but easy access is essential. 2. Ideal for closets, allowing quick entry without the hassle of a key. 3. Suitable for utility rooms or pantries, providing reliable access for family members while keeping valuables secure. This passage door lock combines convenience, durability, and security, making it an excellent choice for any home.