Valve Plate Assy-Top GilAir 5 Back Catalog number: 800892 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0920-01 Replacement Valve Caps (Pack of 2) Price on request 800685 Air Boss Kit, LFS-113 (required for bag sampling) Price on request 800283 VALVE ASSY-FLOW SELECTOR for LFS-113 Price on request