Cassette, 37mm, 2 pc, 0.8µm Polycarbonate, 50/Box Back Catalog number: GC728PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0917-01-R Replacement Screws for GilAir Plus, Pk of 25 (4-40 Price on request 811-0801-02 Gilian 800i/5000/10i/12 Five-Unit Power Station, 1 Price on request 800320-1 Air Boss & Restrictor Kit, GilAir-3/GilAir-5 and B Price on request