Patented 83B VersaCap® with Molded 1/4" HB Adapter is leak-proof, has replaceable platinum-cured silicone gaskets, and provides the ultimate in top-connection flexibility.

Open VersaCap® is compatible with a variety of adapter inserts, enabling users to quickly change the top connections of each carboy or bottle to match their application needs. VersaCap® offers large handles with finger grips that allow for easy tightening and opening.

They are also stackable and are offered in 53B, 83B (compatible with most carboys), and 120mm wide-mouth versions that fit exclusively on Foxx Life Sciences™ 20L, 40L, and 75L EZGrip® carboys.