CFG Profile Cylinders

Our CFG cylinders are of high quality and reliability, they have been tested to BS EN 1303:2005 achieving Grade 6 classification. The test report is available upon request, the report confirms that the cylinder passes all relevant aspects of the test, the cylinder classification is detailed below:

Category of Use: 1

Durability: 6

Door Mass: 0

Fire Resistance: 0

Safety: 0

Corrosion & Temperature: C

Key Related Security: 5 (when used with cylinder protection)

Attack Resistance: 2



CFG brass cylinders are available with polished brass or nickel plated finish. Key to differ, keyed alike, keyed alike pairs, knob operated and half cylinders are all available.


Key to differ: Each cylinder will be operated only by the keys cut to that particular cylinder

Keyed alike: each keyed alike cylinder uses the same key.

Keyed alike pairs: two cylinders supplied with 6 of the same keys any one of the keys will operate both cylinders. Ideal for double doors. Each pair has a different key

Knob operated: key is used on the external face, on the inside, a knob is used to turn the cylinder.




All of the CFG cylinders are supplied with 1 x M5 x 40mm fixing bolt and 3 x keys. The cylinder is open profile allowing keys to be cut without restriction. Key blanks are available if further keys are required.