Specialized PV Tube 700X20-28 48MM 700X20-28 48MM Black 2025 Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Specialized PV Tube 700X20-28 48MM 700X20-28 48MM Black 2025 Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...