The top of the door is anti-collision, and the door stopper is to suck the door to prevent it from being closed by the wind.
It is also an anti-collision device after the door leaf is opened. Also commonly known as door bumper, the long arm of the bottom plate is equipped with screws and nuts for installing the slotted plate, which can effectively prevent the door from deflecting and deforming.
Door stoppers
various style/easy installation/widely used
Door stoppers
various style/easy installation/widely used