- Smooth Rotation: Our locking cylinders feature a design that ensures a smooth rotation of the cylinder wrench while effectively blocking access to bump keys, enhancing security. - Versatile Sizes: Available in a range of sizes, you can select from double or button lock cylinders to suit your installation needs, providing optimal safety for your home. - Effortless Use: Insert the key and experience seamless rotation with no jamming, making it easy to lock and unlock your doors. - Universal Compatibility: This nickel cylinder lock is suitable for various door types, including wooden, metal, composite, interior, and front doors, ensuring broad applicability. - Exceptional Security Features: Equipped with anti-pick, anti-drill, and anti-bump protection, these locks provide enhanced security and peace of mind. - Innovative Anti-Bump Design: Our unique anti-bump protection system eliminates the use of trap pins, ensuring smooth operation of the cylinder wrench while preventing unauthorized access. - Cost-Effective Safety Upgrade: Improve your home security without the need for expensive handle upgrades or additional devices, enhancing both safety and ease of use. - Practical Applications: Ideal for residential use, these door locks can be installed on front doors, patio doors, and French doors, making them a versatile choice for any entry point. - Customer Support: If you encounter any issues with our product, please reach out to us. We are committed to providing a satisfactory response within 24 hours.