Product Name: Union 2077 3 Lever Horizontal Mortice Sashlock 124mm Polished Brass Finish: Polished Brass Case Widths: 124mm Default Keys Supplied: 2 Keys Backset: 38mm Mortice Horizontal Locks Case Height: 70mm Centres (PZ): 63mm Faceplate Length: 121mm Faceplate Width: 25.5mm Manufacturer: Union Locks Enhance Your Security with Union 2077 3 Lever Horizontal Mortice Sashlock Upgrade your door security with the Union 2077 3 Lever Horizontal Mortice Sashlock in a stunning Polished Brass finish. Here's why you'll love it: Provides a sturdy and reliable locking mechanism Comes with 2 keys for your convenience Offers a backset of 38mm for easy installation Unmatched Quality and Durability Secure your peace of mind with the Union 2077 3 Lever Horizontal Mortice Sashlock - a blend of style and security.