Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC4537 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 298-0031-01-R Single Unit Replacement Power Adapter only, USB Price on request 910-1701-EU-R Gilibrator 3 Deluxe Kit, All Three Dry Cell Sizes Price on request KB-50 Kynar Bag 50.0L Price on request