LABRICO and Dia Wall, Bronze, Dark Brown, Set of 4 Used at home for less than a year, but selling because it's no longer needed after a renovation. The green tape in the photos is masking tape used to keep the parts from separating. These DIY parts can be used by a wide range of people, from those with no DIY experience to seasoned DIYers. [Compatible Lumber] 2x4 lumber [Installation Dimensions] Up to 2750mm (ceiling height) [Wood Cutting Guide] Please prepare lumber that is 95mm shorter than the height of the installation location. [Materials] <Joint Parts> ABS resin, synthetic rubber, screws <Screws> Iron, plating <Spring> Spring steel, plating An adjuster for erecting pillars, the foundation of DIY, by bracing 2x4 lumber between the floor and ceiling. You can securely fix the 2x4 lumber just by turning the jack.