The drylin N low-profile guide system consists of an anodised C-profile in which a sliding carriage travels. The basic carriage is a zinc die-cast component and is clipped into a sliding frame made of iglidur J polymer. Completely dry, clean and quiet when sliding.
The two halves of the sliding frame can be ordered at a later date after the carriage. Simply pull the carriage out of the rail, clip into the new frame and that’s it. Rail and basic carriage can easily be re-used.
This is how it is done: