1. Applied to open-out, side hung window and open-out, top hung window.
2. New-style appearance and hand protected, differs left & right.
3. The width of basement is 20mm, mind the configuration of transmitter.
4. Special color treatment is available according to profile.
5. Wide application, length of the exposed part of quadrate-tongue= 25, 30, 35, 40, 45.