Cyclone, GK 2.69 25mm O-Ring Kit Back Catalog number: 811-9927-06 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF37050T Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Price on request 200158 Cyclone Spring (each) Price on request GB37W Band, 37mm Shrink, White 100/Pack Price on request