Cassette, 37mm, 3 pc, 0.8µm Polycarbonate, 50/Box Back Catalog number: GC738PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800252 Single Variable Flow Starter Kit (Includes 6x70mm, Price on request 910-0907-EU-R GilAir-Plus Basic 3-Pump Starter Kit, Euro cord Price on request 200904 Latex Tubing, 1/4" ID (18"), Standard/High Flow, G Price on request