Dual Shank 1/4inBore X 4inL Chrome malt50 Or attach a small length

Or attach a small length of tubing with a diffusion stone and you'll be able to oxygenate your wort or carbonate your finished beer from the bottom up

The expanding sponge at the end of the cleaning pad assists in the centrifugal cleaning force for tough soils

and since it cannot be opened or taken apart

as is the glass rack

If your meter is having trouble calibrating or the reading drifts then a bad electrode is the likely culprit

Dual Shank 1/4inBore X 4inL Chrome malt50 Or attach a small lengthABECO Dual Shank Assemblies5 8" BSP Beer Thread Chrome Plated Fits 3 16" or 1 4" Tubing Length: 4" Max. Wall Thickness: 3 1 2"