XFORT® 3 Lever Satin Chrome Mortice Sashlock 65mm, Door Lock with Key for Internal and External Doors, Door Latch Mechanism and Key Locking Door Security, CE Approved and Fire Rated Protection. :
Night Latch Front Door Lock with Polished Chrome Finish - Handle King UK
TRADITIONAL FRONT DOOR LOCK 60mm CYLINDER RIM NIGHT LATCH + 3 KEYS & ALL FIXINGS | eBay
10 Pack Door Handle Locks Door Lever Entry Front Door Lock Set,Satin Nickel Exterior Security Entrance Door Lock with Keys,Keyed Alike,Latch Size 60/70mm : Amazon.co.uk: DIY & Tools
Protex Non-adjustable latch with key Lock Medium Duty Mild Steel
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CL255 Mortice Latch with Key Override | Codelocks Mechanical