For safety-Made of carbon steel with corrosion-resistant powder coating finish, This armrest fixes the bases to the wall with expansion screws to provides safer protection for your family About the application- The staircase railings can be applied to a horizontal, inclined, or vertical balustrade. They also can be used as bathroom handrail, indoor fence, corner mounting on villas, lofts, bars, apartments, dance studio, buildings and dormitories etc Easy to install- We have provided a detailed video for your reference, the whole installation process is very easy. Assemble-Sign- Drilling-Screw About the style-This staircase handrail unique industrial style design easy to decorate your home and it will surprise you. Handrail Size- 1 -12 feet. Easy installation, modern look.