- Description
- Details
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Small grommet for airlocks with narrower 3/8in stems. Fits all fermenting bucket lids and requires a 1/2in hole.
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Outer Diameter: 11/16in (17.5mm) Inside Diameter: 3/8in (9.5mm) Thickness: 1/4in (6.4mm) Groove Thickness: 1/16in (1.6mm) Material: Rubber