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Milwaukee SE300 ORP Electrode w/ BNC Connector, old MA921B/1

Milwaukee New SE300 ORP Electrode w/ BNC Connector and 1M cable, (old model MA921B/1)
For Milwaukee MW500 / SM500 ORP Meter and other ORP meters with BNC connector.
This item may be replaced with the MA921B/2, if you do not want the longer cable version, please make a note on the PayPal payment.
(Milwaukee Instruments probe MA921, MA 921, MA921B, MA 921B)
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