industrial platform 3d model

Multi-tiered stage platforms (choir stalls) arranged in an arc. The structure consists of 3 levels of narrow rectangular platforms-steps arranged in a semicircle. There are a total of 7 sections visible, each section slightly trapezoidal, forming a smooth arc together. The flooring is dark brown (wood-like), and the frame is black metal. Rectangular metal railings/handrails are installed along the perimeter of the upper tier. The extreme sections are equipped with small wheels under the frame for movement. The structure stands on a white background, without any surroundings.