General description The Union 21EU StrongBOLT Euro Profile Deadlock is a robust locking solution designed for timber doors, suitable for both left and right hinges. It accommodates doors up to 54mm thick and features a 14mm deadbolt that can be locked or unlocked with a key from either side, ensuring secure deadlocking. Technical specifications Case Size: 81mm x 89mm (3 inches) Backset: 57mm (distance from door edge to keyhole center) Deadbolt: Brass with hardened steel rollers Finish: Stainless Steel Rebate Kit: 13mm or 26mm (optional) Compatibility and accessories Compatible with timber doors up to 54mm thick Supplied with a square faceplate covering a radius inner forend Rebate kits available for different door thicknesses (model 2100REB) Installation Designed for easy installation into UK mortice locks Can be installed without additional carpentry or edge spoiling Includes a radius plastic splinter guard for ease of fitting Usage Suitable for securing timber doors hinged on either