supply of supply of s-type steel chairsupply of s-type steel chair,1. model name: s-type steel chair with teakwood arm, 2. bush included: yes, 3. chair type: non-revolving and non-tilting chair with armrest, 4. chair understructure type: cantilever, 5. understructur e material: mild steel, 6. the shape of tubular section of understructure: round, 7. section size (diameter/s ides) of understructure:25 mm, 8. understructure wall thickness :2 mm, 9. seat material: caned, 10. minim um seat height from floor surface: >400 mm and 400 mm and 400 mm and 450 mm, 17. backrest height from the seat level :>=350 mm and => limited