Description
School board chalk three-element magnetic. Size: width: 3000 mm, height: 1000 mm. Number of work surfaces: 5 Central element: chalk part - 1500 mm, the main part of the school board, which is attached to the wall. Left and right elements: side double-sided chalk flaps - 750 mm each, can be independently opened and closed from the plane of the main part of the board to the plane of the wall. Corresponds to GOST 20064-86: Blackboards. General technical requirements. The pivot is exposed in the center of the hinges. The geometry for turbosmooth is done in an instance.
