Single Variable Flow Starter Kit (Includes 6x70mm, Back Catalog number: 800252 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-1004-02 PM-10 Impactor Kit, Replacement for Models 810-100 Price on request 811-9927-06 Cyclone, GK 2.69 25mm O-Ring Kit Price on request 360-0138-01 Operation Manual/Software CD for Nephelometer, TSP Price on request