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True Liberty Bags are great for any meat
and forgiving system
Delivers great performance with a shear strength of 230 psi
Reusable for three to five years
5" inlet and outlet
PurGro GroBot pH Probe, Industrial Replacement Rootamentary True Liberty Bags are greatThese don't look like the ones from the hydro store because they are double junction, flat surface pH probes typically used in chemical plants for process control. They last longer, stay cleaner and are built to mount in line inside your GroBot Evolution. Cost a few bucks more, but these are the good ones. Proudly made in the USA.
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