This popular system features serrations for gripping into 35mm holes so there is no need for screws.
Used generally for free standing cabinets and furniture, the roller is height adjustable to align doors.
Trenches are made for a tap-in fit of the upper and lower PVC tracks.
The doors are placed on the lower track and the locating lug of the upper catch is clicked up into the upper track.
Each fitting features measurements to assist installation.