Mechanisms /Abloy/AbloyCOUK/Mechanisms/keysUPDATE080113_524.jpg Abloy offer a range of systems from which you can select the best to suit your application. Each ABLOY mechanism is based on the unique rotating disc principle, and are immune to the practice of "bumping" – a technique that involves the manipulation of the pins inside the lock. As ABLOY cylinders do not use pins, this technique is totally ineffective. High level of resistance to adverse climates and environmental conditions Large number of different combinations allowing extensive master keying possibilities No pins or springs to wear out Virtually pick proof This section includes a guide to each system, as well as the various security levels they offer. Click here to download our Master Key Design Guide (PDF, 2.3MB).