Tube AV7A Schrader 20" x 1&1/8 - 1&3/8(28 to 37 - 438/440/451) 105g Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Tube AV7A Schrader 20" x 1&1/8 - 1&3/8(28 to 37 - 438/440/451) 105g Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...