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Plastic polyseal screw caps are designed to work beautifully with beer growlers and gallon jugs. These black plastic caps are lined with a poly-cone interior aiding in an exceptionally tight seal. Made from an oil-resistant plastic, these growler caps feature a 38mm threading. A great replacement cap for breweries, distributors and even home brewers! Sold in packs of 4.
Features:
- Perfect for standard 38mm beer growlers / gallon jusgs
- Features a polyseal interior
- Contructed from durable oil-resistand plastic
- Cap diameter: 1 1/2"
- Sold in packs of 4