Duro Fat Bike 26" x 3.50-4.00 Tube Schrader Valve 48mm Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Duro Fat Bike 26" x 3.50-4.00 Tube Schrader Valve 48mm Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...