Steel hinge with spring on one side
It's flexible to take off the hinge and remove the door
Also the steel stick provide strong powder to support the door weight
2. Four swing tabs
There are four swing tabs for size 30x30 - 60x60
2 tabs for size 20x20
Swing tabs can be adjusted to any direction to fit the wall depth
By fixing screws on the tabs and wall to install the panel
3. Slam lock
Slam lock with square bolt, use a plastic key open.
4. Perfect frame finishing
There is no gap on corners from small size to large size
All from 1 step punching mold
The frame is nice and perfect
