Profile 8 – 40 mm x 40 mm 1N. RS Structural System 40 mm x 40 mm Profile 8 element 1N, 2 m long, suitable for the Profile 8 series. RS pro structural system profiles, compatible with Profile 5, Profile 6 and Profile 8, are suitable for general workplace furniture system construction and offer strong, lightweight, easily interchangeable components with a wide variety of profile types. The components form part of a modular system of parts that can be assembled into a wide range of furniture structures such as workbenches, protective enclosures, general enclosures and other workplace fixtures. RS Pro structural system profiles are made from extruded, anodised aluminium and are available in various lengths.