Single Variable Flow Kit, 7-10 x 150mm Back Catalog number: 800256 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9901-01 Gilian Bag Sampling Kit with Jar (Use SC-1 or SC-3 Price on request GCU37AE Cassette, 37mm 3pc w/ Type A/E Glass Fiber, 50/Box Price on request 811-9932-02 Cyclone, Filter Cassettes, 37mm, European style fo Price on request