Franklin range of carborundum stair nosingâ€™s have been designed & manufactured to be used in extremely high traffic areas. Material: The RC7 is manufactured from anodised aluminium this tough & durable stair nosing with its black 4 x 10mm carborundum anti-slip strips is ideal to be installed on both internal and external steps & stairways to provide the upmost in safety. Ultimate In Anti-Slip Safety The carborundum inserts provides the highest possible safety rating and is particularly suitable for external wet areas. As one of our most popular stair nosingâ€™s it exceeds the requirements of the Australian/New Zealand Standards for anti-slip AS4586:2004, Slip resistance classification of new pedestrian surface materials and the National Construction Code. Size: 37mm x 83mm x 5mm Thickness Warranty: 5 Year wear warranty under normal foot traffic Length: Available in 3620mm lengths or custom cut to required size Fixing: Drilled and screwed through one of the carborundum strips or fixed with a suitable adhesive to most substrates.