Description
Rubber stopper / bored bung #10 with airlock hole for plastic carboy.
Rubber stopper / bored bung #10 with airlock hole.
Fits our 11.5l & 23l plastic foodgrade PET carboys perfectly.
#10 size is a standard bung size, in this case 41mm diameter across on the small side, going to 51mm on the wider side.
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