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GSC International CORK-RING-5-10 Cork Lab Ring, 210mm (Diameter) Ring, 150mm (ID) by 185mm (OD) Hole, Pack of 10

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  • $ 116.87

Cork lab rings are used to support round bottom flasks and protect table surfaces. They are all 30mm thick (height when laying on a surface) and vary by the diameter of the ring and the hole.


Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.