Use a straight ground glass enlarging adapter to adapt ground glass joints on your laboratory glassware (such as 3 neck round bottom flasks), taking them from a smaller inner joint (putting this into a smaller outer joint) to a larger outer joint (to insert a larger inner joint).

Enlarging Adapter Specifications:

– Made of Borosilicate Glass
– Smaller inner joint to larger outer joint
– Available in a range of sizes

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