... -joint handrail: 1.Factory for the post 2.Customized, with or no base 3.ISO9001:2000 4.Durable,aesthetic outlook,ISO Galvanized ... Ball-joint handrail: 1.Usage: used in water factory,dirty water ... stair plate5.Advantage: this ball fence post is hot dipped galvanized,anti-rust, cheap and practical,easy to install,many kinds ...