Pupil's desk "Premium 1P/2P" with perforation, article C-21

Dimension 700 x 500 (1200 x 500) mm - single desk (double desk).
The height of the desk is adjustable and corresponds to the height group:3-7 (580-640-700-760-820 mm).
The lower part of the frame is made of round thin-walled electric-welded pipe of 32 mm dia., wall thickness 1,5 mm. The upper part of the adjusting mechanism is made of round thin-walled electrically welded pipe with a diameter of 40 mm and a wall thickness of 1.5 mm. The support part of the leg is made of round thin-walled electric-welded pipe of 32 mm dia. with a length of 375 mm to which a round pipe at an angle of 90 degrees adjoins. The upper part of the regulating mechanism is 40 mm in diameter and includes a thin-walled round cold-rolled electric pipe 32 mm in diameter. In which five holes are made, which are used to adjust the height of the desk and are located at a distance of at least 60 mm from each other. Height adjustment is ensured by telescopic movement of the pipes.