(patented) Clamp in hinge kit for RIBANTATRE in aluminium and stainless steel 430, 4 countersunk head screws M5x8, 2 countersunk head screws M5x27, 4 countersunk head screws Ø 4.2×13, 2 countersunk head screws M5x12 in stainless steel 304. Casement max weight of 80 Kg (120 Kg with corner reinforcement art. 1246.738 and supplementary screws included).