Set of rails for Canal Placard 74. It is a packaging of the Placard 74 line that contains 1 upper rail of 74 mm x 34 mm and 1 lower channel rail of 48 mm x 6 mm. These two components have been manufactured in resistant aluminum with a white paint finish. The rails are designed to allow the precise installation of door panels of a minimum of 16 mm, 18 mm, and a maximum of 19 mm. In addition, both support the normal carriage and skid systems or those of the slow system. The packaging contains a set of Placard 74 rails.