This stainless steel knob cylinder from AGB is a security cylinder of the 5000 PS type.
The cylinder with a knob on one side has an SKG** quality mark and is supplied with no fewer than 5 keys and a property card. This means that the keys cannot simply be recreated.
This stainless steel knob cylinder is available in different lengths. You can select the desired size in the scrolling menu above.
The best way to measure your cylinder is to measure the distance from the screw hole to each end.