Questions you may want to ask with our answers!Q: What is the installation spacing of the posts?A: If your step width is wide, it is recommended to install two posts for one step.Q: What is the diameter of the column? How wide is the base?A: The width of the column body is 3.2CM (1.25 inches), the width of the base is: 8.5cm (3.3 inches)Q: Can the top fittings be rotated?A: Yes, the top can be rotated by 270 so that it can fit your stairs at any angle.Q: How do they mount to the floor?A: Comes with complete fittings expansion screws, you can install them directly on any floor very easily.Q: Are the accessories all included?A: Yes, the top, column, and bottom are all included in the package as a complete kit.Q: Is the material easy to rust?A: Don't worry, our upgraded steel post has painted surface and baked at high temperature, if it is not on the beach then it won't rust.Q: Can you install wood flooring with a railing kit?A: Posts can be installed on concrete/marble floors/wood floors/concrete floors/composite decking. (If you have hollow tiles on the floor, you can install them with mica adhesive fixing screws) Specifications- Material: Steel- Product Height: 85cm (33.5in), 95cm(37.4in)- Baluster Quantity: 2/ 4/ 6 Pieces (You need to choose yourself)- Color: Black, White, Gold Package Content- Baluster Post & Fittings Screws Brand Name LFPSVC Unit Count 1.0 Count Model Number 981214 Material Type Alloy Steel, Wood, gold, marble Manufacturer Part Number 981214