Cassette, 37mm, 3 pc, 0.8µm Polycarbonate, 50/Box Back Catalog number: GC738PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC225 Filter, 25mm, 0.2µm, Polycarbonate, Plain White, 1 Price on request 800255 Single Variable Flow Kit, 7-10 x 110mm Price on request 298-0031-01-R Single Unit Replacement Power Adapter only, USB Price on request