Check the listing for details. 3pcs Single Cylinder Deadbolts Exterior Door Locks Security Entry Door Knob. Color: Silver, Condition: New. Listed at 28.61 USD. INDIVIDUAL KEYS - Each deadbolt in our set comes with its own unique keys(each lock is equipped with 3 same keys), each lock is keyed differently for maximum security and convenience. The outside uses a key, and the inside only needs to turn the knob to lock and unlock the door.ANTI-RUST & DURABLE MATERIAL - The front door lock is made of stainless steel, anti-rust, not easy to fade after long-term use, long service life. The lock cylinder is made of copper, which is wear-resistant and crack-resistant, and the oil-rubbed bronze finish makes the opening and closing of the lock smoother.ADJUSTABLE LATCH - Our deadbolts come with an adjustable zinc alloy latch that can be set to either 2-3/8 inches or 2-3/4 inches (60mm or 70mm). Suitable for 1-3/8 inches to 1-3/4 inches (35mm-45mm) thickness door board.