6063‑T5 high‑grade aluminum alloy with durable finish, scratch‑resistant, and long service life. Unique semi‑circular arc (R‑type) design – smooth rounded edges for safety, improved aesthetics, and no sharp corners. High rigidity & stable structure – ideal for 3D printer frames, industrial workbenches, assembly lines, and DIY projects. Precision extrusion with tight dimensional tolerance, easy to cut & assemble for custom modular frames., Manufacturer: KAYOUDE