Housing, 37mm, 3Pc, 50/Box Back Catalog number: GCO37050 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 783-0009-02-R Battery Pack, GilAir-5. UL, ATEX, NiMH Price on request 200222 Impinger Holder, Single, Aluminum, GilAir/HFS Price on request 850189-1K Control Board Replacement Kit, GilAir-3/GilAir-5, Basic Price on request