Name: Fort bearing Hinges

Size: 4"×3"×2.5mm(100×75×Ф12mm)

Size: 4"×3"×2.5mm(98×75×Ф12mm)

The rule between leaf and the quantity of hinge:

Height of the leaf:   < 150cm         2PCs hinges

Height of the leaf:  151cm- 225cm    3PCs hinges

Height of the leaf:   226cm-300cm    4PCs hinges

Head crown:

 (CHP)   (FHP)

The products could choose depend on size,material,head crown, surface treatment and so on.