Housing, 37mm 3pc Solvent Res 50/Box Back Catalog number: GH37SR Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9913-01 Challenger O-Ring Replacement Kit Price on request 811-9918-05 Go-Cal AC Adapter Australia/NZ, 100-240V Price on request 800485-171-2301 GilAir-3 R Pump, Starter Kit, 230V Euro Style Plug Price on request