... 304/316 3)Surface:Satin or Mirror polished 4)tube: 38.1, 42.4, 48.3, 50.8mm Stainless steel balustrade glass ... and flat glass clamp3. Material: AISI 304, AISI 316, Zinc.4. Tube size: 42.4mm, 48.3mm, 33.7mm, 50.8mm ... !Stainless steel glass clamp:Zinc glass clamp:Factory: Investment Casting , CNC machining etc. Quality control: More information please visit our website. For ...