The Yale X5 kitemarked rim cylinder has been developed to provide resistance against common cylinder attack methods. It has anti-bump, anti-pick and anti-drill protection and has been tested to the British Standard BS EN1303:2005. The cylinder is Kitemark approved, Secured by Design approved and is suitable as a replacement / upgrade for just about all nightlatches. The Yale X5 kitemarked rim cylinder features a 6 pin tumbler locking mechanism and is supplied complete with fixing bolts, cylinder rose and 2 keys.