Stainless steel electro-polished finish or nickel-plated zinc Double Buret Clamp holds any size buret from micro to 100mL capacity. Simply compress scissor-like mechanism, insert buret and gently release to grip. Numbers and graduation on buret remain easy to read. For height adjustments, recompress mechanism and slide buret up or down and gently release. Clamp unit attaches to optional standard support rod with built-in reinforced hook connector. Adjusting nut faces forward for easy use. Stainless steel or aluminum support rod attaches to optional porcelain base.