* Stainless steel friction stay, 4-bar-hinge.
* Durability and smooth operation.
* Suitable for light top projecting style windows.
* Provides adequate friction at all opening angles.
* Stainless steel friction stay, 4-bar-hinge.
* Durability and smooth operation.
* Suitable for light top projecting style windows.
* Provides adequate friction at all opening angles.