1.Handle material: Stainless steel, plastic knob, option for black color. 2.Handle sizes: 210x80x19mm 3.To fit maximum glass thickness: 4-12mm 4.To fit Minimum Hole size in the glass: 6mm and max at 16mm 5.To fit hole to hole dimensions on the glass: 145mm hole to hole center 6.One pair handle has equipped with two screw cover knobs for assembly and decoration. 7.Product Quality: The 2pairs of shower enclosure handle provided by KEABATH brand is made in good material and better quality to make it much longer life time. Our unique handle design makes it more comfortable to open and slide your glass door 8.DIY Replacement: The handle replacement can be easily replaced by yourself and it is only disassembly and assembly by your hands. 9.