Solarfastener M10x70 with calotte for steel substructure

Solar fastener 8x85 / M10x70 with calotte and hardened tip (without adapter plate). For fixing the K2 Systems components in the steel substructure, suitable for trapezoidal sheet metal covering. European Technical Assessment (ETA). Material: stainless steel A2. Article is procured on the basis of order - return excluded.