38 mm screwcaps for growlers

[erikhild59]

Hey all just wondering if anyone knows where I can find 38mm screwcaps for bottling in growlers.I'm looking for the type with the built in gasket, not cardboard inserts(which I got last time by mistake).thanks

 

[wildwest450]

http://brewstock.enstore.com/item/38mm-plastic-polyseal-screw-cap-for-jugs-and-growlers

these work well for me.
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