Kit for turn-first function with long arm in white galvanized steel, LH concealed hinges made in zamak and white galvanized steel, premounted pre-oxidized aluminum rod and telescopic pinion in white galvanized zamak, TORX® pre-assembled grub screws in stainless steel. Casement max weight: 100 Kg; with the reinforcement kit art. 3010.718R/L 130 Kg.