... "; no plate, not marked.III. Quantity of horizontal pole:1.one horizontal pole; 2. two horizontal poles; 3.three horizontal poles ... for post (pillar).V. Quantity of the post (pillar): 1. one post; 2. two posts(pillar)VI. Specification: S means standard ... include PA, CA, WA, SAL, SAR, AM, SOAL, SOAR. ball joint handrail