Valve Plate Assembly, Bottom, GilAir-3 Back Catalog number: 800303 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9913-01 Challenger O-Ring Replacement Kit Price on request 911-0301-NO-R Single Unit Charger w/ Power Adapter, USB, LFS-113-No Cord Price on request 200789-3 Storage tubing for Gilibrator, Low Flow, pkg 3 Price on request