Description: Enhance the security of your doors with the Union 2277 3 Lever Mortice Sashlock in Satin Chrome finish. This boxed sashlock comes with a pair of 2 keys for your convenience. Key Features: Backset: 57mm  Case Height: 108mm Case Widths: 77.5mm  Faceplate Length: 152.5mm  Faceplate Width: 25.5mm  Centres (PZ): 57mm Handing: Non-handed for versatile use Manufacturer: Union Locks brings you a reliable and trusted security solution with the Union 2277 3 Lever Mortice Sashlock. Benefits: Enhanced Security: Keep your property safe and secure with this high-quality sashlock. Convenience: Comes with 2 keys for convinenance  Stylish Design: The Satin Chrome finish adds a modern touch to your doors. Easy Installation: With a backset of 57mm and non-handed design, installation is a breeze.