The union jl22 strong bolt euro profile mortice sashlock is ideal for timber doors hinged on the left or right and suitable for doors up to 54mm thick it is designed for use with an euro profile cylinder the deadbolt is locked or unlocked by key or cylinder turn and measures 14mm for secure positive deadlocking the jl22 strong bolt sashlock has hardened steel pins to give increased resistance to sawing attacks the chamfered bolt design increases the performance of the lock under side load testin