Cassette, 37mm 2pc 5.0µm PVC, 50/Box Back Catalog number: GCU37500PVC-2 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC825 Filter, 25mm, 0.8µm, Polycarbonate, Plain White, 1 Price on request 911-0501-NO-R Single Unit Charger w/ Power Adapter, USB Gilibrat Price on request 811-0503-01 GILIBRATOR FEET, 4-PACK (includes for screws) Price on request