Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC837 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 801407 Manifold Kit, Dual, 10 x 110mm Price on request 800508-171 GilAir-3 RC Pump, No Charger Price on request 811-9927-01 Cyclone, BGI4L Replacement Grit Pot Price on request