Brand Ref (14200703312) - Glass clamp mod. 20, laminated glass 6,76mm, stainl. st. 316 satined, for tube 33,7mm, Brand Ref (14200603312) - Glass clamp mod. 20, for 6mm glass thickness, stainless steel 316 satined, for tube 33,7mm, Brand Ref (14200803312) - Glass clamp mod. 20, for 8mm glass thickness, stainless steel 316 satined, for tube 33,7mm, Material:316 Grade (V4A) Stainless Steel, Finish:Satin Stainless