1/2" BSP Male 1/4" BSP Female 100 160 250 300 400 500 1000LPM LZM-15T Water Flowmeter Rotameter

1/2" BSP Male 1/4" BSP Female 100 160 250 300 400 500 1000LPM LZM-15T Water Flowmeter Rotameter

AliExpress