Description This is a Euro profile double cylinder lock suitable for wooden, aluminium, and most PVCu doors. It features a nickel-plated finish and provides enhanced security with anti-pick and anti-drill protections. The lock includes a precision mushroom pin and paracentric keyway for comprehensive anti-pick performance. It also has hardened steel anti-drill springs and pins with eight anti-drill pins in each keyway. For convenience, the outside key can operate the lock even when an internal key is in place. Specifications Size: 30mm x 60mm Finish: Nickel Plated Boxed Material: Steel with anti-drill features Compatibility and Accessories Compatible with wooden, aluminium, and PVCu doors Suitable for use with standard Euro profile cylinders Installation Measure the cylinder length from the internal end to the center of the cam (A) and from the external end to the center of the cam (B) to ensure correct sizing Install the cylinder into the door following standard fitting procedures