The Union 2200 Strongbolt British Standard 5 Lever Mortice Sashlock combines high security with practical installation features. Engineered to British Standard BS3621:2007, it includes 5 levers and built-in anti-drill and anti-saw protection for enhanced durability and safety. Its radius inner forends allow for easy first-fit or retrofit installation without additional carpentry, preserving your door’s appearance while saving time and effort. Ideal for securing doors with trusted reliability and compliance to stringent security standards.