Housing, 37mm, Conductive 3pc, 50/Box Back Catalog number: GH37C Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9923-EU-R Single Unit Replacement Power Adapter, USB-Euro Cord Price on request 385-0117-01 Tri-pod mounting bracket for Nephelometer (Tri-pod not included) Price on request 800803 Kit-Plunger Replacement Sf&H Price on request