3pcs Iron Laboratory Support Rings Set for Lab Experiments, Painted Metal Retort Ring Set in Small, Medium, Large Sizes, Compatible with Lab Stands and Clamps

Package Include 3 x Retort Rings Characteristics -Product Info: -ring sleeve - Size: 19.50X10.00X2.00cm/7.66X3.93X0.79 inch. - Color: Black, silver and blue. - Material: Iron. - Strong in support, iron made rings can support more than these plastic made rings Support Rings with Clamps. - This item is made of iron for durability and acid-resistance for Laboratory. - The thumbscrew in the the ring tightly to a laboratory stand with Clamp. - Laboratory is used to hold laboratory glassware and other items Laboratory . - Commonly used for chemical reactions, filtrations, and experiments in laboratories, factories, schools, hospitals, research, and so on Iron Rings.Goods DescriptionLabs Ring Support rings with clamps at the end can keep the ring tight on your stand.Iron Laboratory Rings Made of metal, it is used to support a variety of beakers, flasks, etc. with Clamp Laboratory support rings are used for physics and chemistry experiments

• Laboratory ring:this item is made of iron for durability and acid-resistance,Iron Laboratory Rings
• Iron rings:the advantage of this laboratory closed iron is acid and alkali resistance and oxidation resistance,Iron Support Rings
• for laboratory:made of iron, ensuring it is durable, and sturdy constructed,Support Rings with Clamps
• Laboratory closed ring:widely used, can be used at laboratories, factories and other occasions,Labs Ring
• with clamp:easy to use, just like another kind of , you just need to hold it with your experimental instruments, then fix it where you want to fix it,Laboratory