For homeowners, managers, and hotel maintenance staff who prioritize noise reductions and door protective in area This aluminum door Closing is designs with plate hold open features, allowing you to set your door at a desired for convenience and efficiency door operations with our Pneumatics Door Closing, featuring adjustable closing speed for the shut Enhances the functionality of your space with our easy to installion Pneumatics door Closing, with all necessary hardware for a quick setups, providing long reliability Perfectly suited for various setting including residential homes, commercial offices, and hospitality environment, ensuring door close gently and quietly, Manufacturer: Obotsnoi