(patented) RH clamp in hinge kit for RIBANTA 4 (for internally flush profiles), in zamak and aluminium, pre-assembled counterplate in stainless steel 304, 1 countersunk head screw M5x8, 2 countersunk oval head screws M5x10, 1 pre-assembled grub screw M5x12 and 1 preassebled grub screw M5x5 in stainless steel 304, 2 pre-assembled countersunk oval head screws M5x10 in stainless steel 304 with unscrewing painting protection. Casement max weight of 70 Kg.