Aluminium sloping surface to be placed on your threshold, by adjusting the vertical braces to the desired angle. Very easy to assemble and install
5 heights available in 80 cm width: - Height 5 x Depth 25 x Width 80 cm - Height 7.5 x Depth 38 x Width 80 cm - Height 10 x Depth 50 x Width 80 cm - Height 12.5 x depth 63 x width 80 cm - Height 15 x depth 76 x width 80 cm