The mounting system includes all the materials and accessories needed for pitched roofs covered with tin. The 250W photovoltaic solar panels with the dimensions of 990mm x 40mm x 1640mm are the standard panels for this mounting structure. This professional assembly structure guarantees the panels for snow loads of up to 2 meters and wind with an intensity of up to 130 kmh. This Mounting Kit for 4 panels in line will help you to assemble the photovoltaic panels in a professional way. The kit contains: 4 x 2.1 ml aluminum profile 40 x 40mm, 8 x Stainless steel supports for tin roof, 8 x Mounting system adapter plate, 8 x M10 x 25mm screws, 8 x M10 nuts with locking system, 6 x Aluminum Middle Clamps, 4 x Aluminum End Clamps, 10 x Profile Nuts for M8 Threaded Nut, 10 x M8 x 45mm Allen Screws, 2 x 40 x 40mm Aluminum Profile Connector.