Experience Unmatched Security with the Union 3K74E British Standard 5 Lever Mortice Sashlock Enhance the safety and security of your home with the Union 3K74E British Standard 5 Lever Mortice Sashlock in a sleek Satin Chrome finish. This high-quality lock is designed to provide maximum protection and peace of mind. Key Features: Comes boxed with 3 keys for added convenience Backset of 53mm  BS3621:2007 British Standard Security Rating for top-notch protection Non-handed design for easy installation Manufactured by trusted brand Union Locks Specifications: Case Height: 108mm Case Width: 79mm Faceplate Length: 153mm Faceplate Width: 25mm Centres (PZ): 57mm Upgrade your home security with the Union 3K74E Sashlock and enjoy the peace of mind knowing your belongings are safe and secure. Trust in the quality and reliability of Union Locks to protect what matters most to you.