Within Locking Product you will find Cylinders products

Security

6 Pin - offers a high level of security, with over 100,000 differs.
Anti-manipulation - offers an enhanced level of security to protect against bumping.
Anti-snap - offers an enhanced level of security to protect against snapping.

Sizing & Measuring

Cylinders are available in a comprehensive range of sizes to suit a wide range of door thicknesses. There are 2 measurements that you need to identify the cylinder size - dimension A & B - see drawing.

For example, if dimension A is 45mm and dimension B is 50mm you will need a 45/50 cylinder.

Type

Double Cylinder:

Enables locking/ unlocking internally & externally, with a key.

Half Cylinder:

Enables locking/ unlocking internally only, with a key. Is not visible externally.

Thumbturn Cylinder:

Enables locking/ unlocking internally & externally but has a ‘knob’ instead of a key internally