FLOW INDICATOR Back Catalog number: 538 Availability: In the manufacturer's stock Price on request - + Recommended 70521 T CONNECTORS PP, O 16mm (Nominal) - (10 pcs) Price on request 70463 T CONNECTOR PP, 12mm (Nominal) - (10 pcs) Price on request 877 UNIQUAL CONNECTORS PP, 4-6-8/10-12mm (Nominal) Price on request