High Security Mortise Lock - Accurate Lock & Hardware
Mortise lock - Wikipedia
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Standard Door Latches : Mortice Latch Light Duty, Internal ...
Mortise lock without cylinder for metal door 5525.080Z Prefer
Satin Nickel Mortice Sashlock 65mm 2.5", Door Lock for Internal Doors Door Latch Privacy Door Lock for Bathroom Mortise Lock : Amazon.co.uk: DIY & Tools