Underhook for ground lock roller shutter

Abstract

1. The name of the design product: the lower probe switch of the lock hook of the ground lock type rolling shutter door. 2. The use of the design product: for preventing damage caused by forgetting to open the cover of the lock hook box of the ground lock type rolling shutter door in advance. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: front view.

Images