The Gege pExtra 6 pin Euro double security cylinder is the best solution where there is a specific need for a control key, examples of these would be the following, schools, offices, rental properties in fact anywhere key control is essential.
The fact that the Gege pExtra 6 pin Euro double security cylinder is manufactured from very high quality components makes these cylinders very hard wearing, meaning they are the perfect cylinder for situations with continuous use and high throughput.
The Gege pExtra 6 pin Euro double cylinders are very versatile because they have the options to be either keyed to differ (operate under its own key independently of other cylinders) keyed alike (all cylinders operated by the same key) or masterkeyed (all locks have their own keys but a Master Key will access all of them)
Gege Grundman pExtra restricted cylinders are manufactured specifically so that cannot be legally duplicated, making them ideal for landlords who do not want tenants making random copies of the keys to their properties. The supply of key blanks for these cylinders is strictly controlled and are not available to the general public, your keys have to be registered and cannot be cut by anyone other than us.