Aerofoils are standard available in 6 different sizes and in an adjustable or fixed configuration. The specific fin design allows for larger spans and there is a choice of support structures. The Aerofoil is also available in wood with his own specific support structure.
Aerofoil fins are aluminium extrusions with a wall thickness ≥ 1.8 mm. The fin ends are closed with endcaps made from aluminium plates 3 to 4 mm thickness. All fixation materials are stainless steel. For the support structure you can choose either aluminium or galvanised steel. For the fixed system the fixation disc and the fin suspension are made of Nylon (PA6.6) filled with fibre glass. The sliding U-profile is extruded aluminium. For the adjustable system the bearing block is made of Polyethylene (HDPE) with a stainless steel axle and an axle lock made of Nylon (PA6.6) filled with fibre glass. The end cap connector is made of stainless steel and for the driving rod there is a choice of aluminium or steel.