Precision Rotameter, 0-4LPM Back Catalog number: 800810 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800717 Precision Rotameter, 2-50cc Price on request 801914 Economy Rotameter, 0.4-5LPM Price on request 401436 Bracket only, Precision Rotameter Price on request