Entrance function: used to match the double door (excluding the lock body); Durable, non corrosive, and with a long service life. A decorative lock installed on double doors. This type of lock does not have actual locking functionality and is typically used for appearance or to simulate the effect of a lock. Excellent Quality: This heavy-duty structure features a uniquely shaped circular door stem made of high-quality zinc alloy and walnut wood. Standard size suitable for most doors: The adjustable backrest of this door handle is 2-3/8 inches or 2-3/4 inches (60mm or 70mm), suitable for door thicknesses ranging from 1-3/8 inches to 1-3/4 inches (35mm to 45mm). It can be fully reversibly installed with a right or left handle, making it suitable for any door. This integrated door lock is designed specifically for indoor doors, using a combination of high-quality zinc alloy and North American walnut wood material, which combines durability and natural beauty. Simple integrated structure, easy installation, suitable for various home decoration styles, adding exquisite texture to your home