Bc Tube Thorn Resistant Schrader 20"X1.50" 1.75" (20) 48mm Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Bc Tube Thorn Resistant Schrader 20"X1.50" 1.75" (20) 48mm Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...