1. Stand post: Galvanized steel pipe
2. Stair&platform: Rubber coated
3. Raft: Polished, sandlasting, powder coated, high-temperature backing finished, Anti-UV, Anti-aging
4. Plastic parts: Made of LLDPE, which is imported from south Korean enigneering plastic, not easy to fade, anti-UV
5. Fastener: Adopt aluminum to cast shaped at one time, then polished
6. Screws: Made of stainless steel