Housing, 37mm 2pc Opaque, 50/Box Back Catalog number: GH37-2 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800485-111-01 GilAir-3 R Pump, No Battery Price on request 811-9922-01-R Single Unit Replacement Charger only, USB GilAir-3 Price on request 910-0207-02 GilAir-3 Program [ATEX], Starter Kit, 230V, Euro P Price on request