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the structure consists of a support and two rods millimetrate, of which a vertical fixed to the support and the other horizontal fixed to the first and attached to a rail.in order to detect the movement of the rail from the headquarters and not to be an obstacle to
the structure consists of a support and two rods millimetrate, of which a vertical fixed to the support and the other horizontal fixed to the first and attached to a rail.in order to detect the movement of the rail from the headquarters and not to be an obstacle to
