Filter, PTFE with Polypropylene Backing, 0.5µm, 37 Back Catalog number: GF37050T Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 615-0802-01-R Gilian 800i/5000/10i/12 Five-Unit Carrying Case Price on request 811-9928-02 Cyclone, 47mm Filter Screen (Stainless Steel) for Price on request 783-0008-04 Battery Pack, Replacement BDX II, NiMH Price on request