Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF25TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC4537 Filter, 37mm, 0.4µm, Polycarbonate, Plain White, 1 Price on request 800844 Diagnostic Panel with Carrying Case (2-50cc, 20-20 Price on request 911-0601-EU-R Single Unit Charger w/ Power Adapter, USB, BDX-2- Price on request