3Pcs High Grade Laboratory Support Rings Metal Support Retort Ring Holders for Beakers and Flasks Essential Lab Apparatus for Chemical Testing

Package List 3 x support rings Characteristics - Inner diameter: 55mm, 66mm, 104mm lab clamp stand. - Material: Iron experiment sturdy corrosion. - This laboratory ring is made of metal material for durability ring clamp. - The advantages of this laboratory closed metal ring is resistance chunky rings. - lab jack stand - These laboratory rings are very nice laboratory assistants and very practical ring stand chemistry. - Adopts precision production to the stable characteristics and high reliability beaker clamp. - Fine craftsmanship and details ensure its practicality and popularity lab .Goods Descriptionchemistry lab equipment This is simple in structure, strong in support, easy to use in laboratory, factory and other occasions.lab equipment Made of quality iron, ensuring it is , and sturdy constructed, which is the for your workbench

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