Housing, 37mm 3pc Opaque, 50/Box Back Catalog number: GH37 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0501-01 Flow Monitoring Software Kit (Software, Cable, & M Price on request GFG858X10 Filter, Glass Fiber, Binderless, 1.1µm, 8" x 10", Price on request 811-0818-EU Gilian 800i/5000/10i/12 Five Unit Charger, Univer Price on request