Cyclone, BGI4L Gasket Back Catalog number: 811-9927-04 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended KB-25 Kynar Bag 25.0L Price on request 801447 Side Insert Assembly GilAir-5 Price on request 800285 Bubble Generator, High Flow Cell, Gilibrator 2 (Plastic Cell only) Price on request