Brand Ref (13200604212) - Glass clamp mod. 20, for 6mm glass thickness, stainless steel 304 satined, for tube 42,4mm, Brand Ref (13200804212) - Glass clamp mod. 20, for 8mm glass thickness, stainless steel 304 satined, for tube 42,4mm, Material:304 Grade (V2A) Stainless Steel, Finish:Satin Stainless