- Good load structure.
- Do not be detached if pushed in the side and below(Excellent Safety)
- Possible additional installation from the side in the sate of being installed Speed Hanger.
- No need additional anchor or electronic bolt(Excellent Convenience).
- Electronic bolt fixation by spring pin.
- Free installation from the side in the state of being installed.
- Korea Standard hanger and speed hanger(No need to put bolt)