Cassette, 37mm, 3pc, 5.0µm PVC, 50/Box Back Catalog number: GCU37500PVC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800320-1 Air Boss & Restrictor Kit, GilAir-3/GilAir-5 and B Price on request 910-0912-NO-R GilAir-Plus Data Logging 5-Pump Starter Kit, Bluet Price on request 6075-0428-R Screwdriver - Stainless Steel, Philips / Pan-Head Price on request