... ball and stanchion,hot-dipped galvanization zinc novel, beautiful, convenient to install, sturdy, durable,handrail posts Ball-connection handrailRijin handrail adopts ball-connection and ... C = carbon steel; S=stainless steelVIII. Oter Ball-connected Handrail Railing Specification Table SizeOut Diameter of BallOut ... C, W, S, SC, SO, MB (Multi ball).2. Types of Inclined Railing include PA, CA, WA ...