Use and application The E20NP door cylinder is suitable, e.g. for garages. The operation of the half-cylinder is made from the long side with key. Specifications According to DIN EN 1303 and DIN 18252Special pins and a paracentric key profile prevent refined opening attemptsLong life due to wear-resistant materialsIncludes three keysLength10/30 ColourNickel pearl, high quality, matt nickel-plated surface.ABUS profile cylinderChoosing the right cylinder is crucial for the security of your doors. The cylinder length is determined by the door thickness plus fitting depth. Many different cylinder lengths are available to choose from. The measurement of the two major dimensions cylinder is very simple: always measured from the centre of the mounting screw for the cylinder to the left (dimension a) and right (dimension b).