Brand Ref (10200703319) - Glass clamp mod. 20, laminated glass 6,76mm, Zamak, stainl. st. look for tube 33,7mm, Brand Ref (10200603319) - Glass clamp mod. 20, for 6mm glass thickness, Zamak, stainl. st. look for tube 33,7mm, Brand Ref (10200803319) - Glass clamp mod. 20, for 8mm glass thickness, Zamak, stainl. st. look for tube 33,7mm, Material:Zinc = Zamak, Finish:Raw