DescriptionAre you looking for a practical, yet affordable labs support ring? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our items, made of high-quality material, must meet you needs. It is one of the best choices for you.Features- Material: Iron. - Size: 18.00X6.00X2.50cm/ 7.07X2.36X0.98in. - This laboratory support ring is made of high-quality iron for durability. - High resistance to acid/alkali/oxidation:The advantage of this laboratory open support ring is acid and alkali resistance and oxidation resistance. - Different sizes of ring retort supports for your choice, so you can meet your different needs. - These laboratory support rings are very good laboratory assistants and are very practical. - Application: This laboratory support ring is suitable for biological and chemical laboratory test bed to support a variety of beakers, flasks, etc.