Filter, Support Pads, Porous Plastic, 37mm, 20.0µm Back Catalog number: GPP3700 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0504-01-R Single Unit Replacement Charger only, USB Gilibrat Price on request 400165 Impinger, Standard Midget (25ml) Price on request 811-0507-01-R Power Adapter, Universal Wall w/USB A to USB B cab Price on request