Upgrade your home security with the XFORT COLOSSUS 3 Star Thumb Turn Euro Cylinder. This barrel lock is tailored for DIY enthusiasts and crafted with a dedication to quality, promising advanced technology and unmatched performance. From security to safety, hygiene, and easy installation, it sets a new standard in every aspect. MAXIMUM SECURITY: The XFORT Colossus 3 star thumb turn euro cylinder lock is BSI Kitemarked and 'Secured by Design' certified, offering ultimate protection for your home. These uPVC door locks are ideal for securing doors and other entryways. ANTI SNAP PROTECTION: This thumb turn lock features a Cam Lock Protection System that activates during lock snapping attempts, permanently locking the cam and thwarting aggressive attacks while still allowing interior operation. The cylinder locks are perfect for added security. 5 BIO KEYS: Each key set in this euro cylinder lock has 6 dimple pins and 5 laser track side pins, offering over 13 million key combinations. The bio key cover, tested to ISO standards, adds antibacterial and antiviral protection, making it a hygienic choice for lock cylinders. CRIME PREVENTING TECHNOLOGY: This barrel lock is equipped with anti-bump timing pins, anti-pick pins, and hardened steel anti-drill pins, providing top-level protection against various break-in methods. The door barrel ensures safety in any home setup. EASY INSTALLATION: Simply insert the euro cylinder, (making sure the sacrificial cut is facing the external side and the thumb-turn on the internal) and screw it in place via the locking case.