a.Carbinox tube,Q-railing tubes b.Diameter 42.4 or 48. ... about 50% compared with stainless steel Carbinox tubes, Q-railing tubes, Stainless steel tubes, Stainless steel composite ... tubes, Stainless steel Railings Description of Carbinox tubes:1) Carbinox is a unique stainless steel composite ... steel. 6) Applications: a, Handrail and Balustrade b, Office and Outdoor Furniture c, Bollards and Barriers ...