Generic 3pcs Iron Laboratory Support Rings Set, Painted Retort Rings with Small, Medium, Large Sizes for Chemistry Lab Equipment and Experimental Stand Use

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

• Iron support rings--made of iron, ensuring it is durable, and sturdy constructed, for Laboratory
• Support rings with clamps--these laboratory support rings are very good laboratory assistants and are very practical,Laboratory Closed Ring
• Labs ring--the advantage of this laboratory closed iron is acid and alkali resistance and oxidation resistance, with Clamp
• Laboratory ring--strong in support, iron made rings can support more than these plastic made rings,Laboratory
• Iron laboratory rings--laboratory is used to hold laboratory glassware and other items,Iron Rings