... pillar): 1. one post; 2. two posts(pillar)VI. Specification: S means standard type; E means economical type. Please see Railing ... Specification Table below. VII. Materials: C = carbon steel; S=stainless steelVIII. Oter Ball-connected Handrail Railing Specification Table SizeOut ... parties. Rail Types1. Types of Vertical Railing include P, C, W, S, SC, SO, MB (Multi ball).2. Types of Inclined ...