Solid Brass Interior Door Lock Cylinder, 3.54 X

Solid Brass: This bedroom door lock cylinder is made from precision-cast solid brass. Unlike standard iron cores, this material resists corrosion and won't seize up in humid conditions, ensuring smooth key insertion and removal for many years of daily use. Direct Replacement: Designed as a direct replacement, this solid brass lock core fits standard bedroom, study, and closet door locks. Its compact size allows for tool-free swapping, upgrading your existing interior door lock cylinder without any modifications or drilling. Reinforced Structure: The lock cylinder features a reinforced structure. This design provides robust defense against forced entry attempts such as lock picking or cable manipulation, helping to protect privacy within your home. Smooth Operation: Inside this copper security lock core, precision pins ensure the key turns smoothly without sticking or binding. This reliable mechanism delivers consistent performance for A wooden door lock, even after thousands of opening and closing cycles. Compact and manual operation: This interior door lock cylinder is lightweight. It is a purely manual device requiring no power supply, making it a simple and reliable security upgrade for any room, offering straightforward mechanical operation.