Housing, 37mm, 3Pc, 50/Box Back Catalog number: GCO37050 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 297-0016-01-R Cable Assy, 5 amp fused, car adapter Price on request 811-0501-01 Flow Monitoring Software Kit (Software, Cable, & M Price on request 811-9932-01 Belt Harness Assembly for FSP-10, FSP2, and GSP-3. Price on request