Cyclone Spring (each) Back Catalog number: 200158 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF25080GRG Filter, MCE, 0.8µm 25mm, PCM, with Green Grid Line, 100/Pack Price on request 800143 Filter Cassette Holder Kit (required when sampling with Cassette) Price on request 801863M Manual, BDX II Price on request