Used for aluminum and UPVC casement windows and top hung windows. Max. window weight: 30kg, Max. opening angle: 87 degrees.

Made of s.s. 202#, 301#, 304#.

Conforms with QB/T3888-1999.

In good condition after 50000 times tests.

Spec.: (bar thickness*bar width-groove width) 2.0*16-20(mm),

Size: 6/8/10/12. 

window hinge