Rod Held Current Meter RHCM Back Catalog number: 445515 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 438115 Mechanical Flow Meter with back-run stop Price on request 439016 Pressure Sensor max. depth 3.000metres (or to be Price on request 439015 Analog Channel incl. calibration for AMT oxygen an Price on request