Mortice door latches and locks come in different sizes and working out the right one for your door can be tricky. The most common sizes in the UK for internal doors is 63mm and 76mm. This is the overall measurement of the latch length, often referred to as the case. Read more
Here is a simple guide to help measure for a door latch.
How to Buy Door Knobs: 13 Steps (with Pictures) - wikiHow
What is a Tubular Latch? How to choose the correct Tubular Latch
How to measure a door latch
How to Measure a Door Latch – Emerald Doors
PZ door handle measuring diagram
What Size Locks and Latches Do I Need?
UPVC Multipoint Door Locks Locking System Replacement
CYLINDRICAL DOOR LOCK LATCH TONGUE STANDART SIZE BACKSET 60MM / 70MM
How to measure a door latch
Reeded Lever on Rose Set - Aged Brass
Versa Euro Cylinder, Same Day Dispatch
How to measure a door latch
Door Hardware 101: Types, Functions and Finishes
Door Security Devices, How to measure your security handle
How To Measure A Tubular Latch