Cyclone, Filter Cassettes, 37mm, European Back Catalog number: 811-9932-02 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800572 Yoke Assembly, Retrofit, GilAir-3 Price on request 401931-750-R SCR-PHIL PAN 4-20 X 3/4" Price on request 201050 Filter, Replacement, GilAir-3/GilAir-5 Price on request