Single-seat student tables on a metal frame with adjustable angle of inclination of a table top type II: adjustable numbers 3-7,

base: flat-oval tube 49*29*1, 9 mm and 39*19*1, 5 mm. The mechanism of lifting the table is made in the form of telescopic connection of two posts. The table pedestal is made of 25*25*1, 5 mm and 20*20*1, 5 mm profile pipe and has design features in the form of profile inserts between the base of the pedestal and the table top providing safe lowering and lifting of the table top. Backplates: 70*40*52 mm. The plug has a semicircular shape and tightly encircles the pipe, giving the frame an aesthetic finished look. The back side of the plug is divided by treads in quantity of 4 pieces forming a crescent shape for softer. The height of the treads is 7 mm. The joint between the legs and the frame should be reinforced with a plastic insert. The plastic liner is at least 2mm thick, installed in a pipe with a depth of at least 100mm, has a flap to avoid falling into the pipe.