1/4" 3/8" 1/2" 3/4" 1" Oval Gear Flowmeter Aluminum Alloy Female thread Hall Flow Sensor For diesel, milk, motor oil DC3.5-24V

1/4" 3/8" 1/2" 3/4" 1" Oval Gear Flowmeter Aluminum Alloy Female thread Hall Flow Sensor For diesel, milk, motor oil DC3.5-24V

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