Stable, Durable & Corrosion-Proof: Our stair balusters are made from high-quality steel. With excellent hardness and corrosion resistance, they maintain stability even after long-term use, reducing the need for frequent replacements and minimizing maintenance Stable Support for Any Challenge: Made with high-hardness steel and coated with a black powder finish, this metal spindle railing offers strong support and exceptional durability. The 1 mm thickness and 19 mm width design provide stability and avoid deformation, handling everyday usage with ease 31-Piece Set: These balusters meet various installation needs. With a maximum spacing of 4 inch, the 31-piece set allows you to easily build a stable, reliable fence system 2 Installation Methods: Our metal balusters offer both wall-mounted and vertical installation options to suit different needs. Vertical installation pairs with bevel mounting, and wall mounting pairs with flat installation