Schwalbe Bike Inner Tube, 16 inch x 1 .75 - 2.5 inch (AV3)

Schwalbe AV3 16" standard inner tube with Schrader valve. For Brompton bicycles, use tube AV4 or SV4 Fits Sizes: 47-305: 16 x 1.75 47-305: 16 x 1.90 50-305: 16 x 2.00 54-305: 16 x 1.95 54-305: 16 x 2.00 54-305: 16 x 2.10 57-305: 16 x 2.125 57-305: 16 x 2.25 62-305: 16 x 2.40 62-305: 16 x 2.50 Image is for illustration only. Specific sizes shown on the image may not be relevant to the tube in the description Why Choose Schwalbe Tubes? Besides the quality of the ingredients, the purity of the Schwalbe rubber compound is decisive for the quality of the tube. Before extrusion, the basic material is forced through a total of seven filters under enormous pressure. All tubes are inserted and inflated into a mould for the vulcanization process. This ensures an even wall thickness and high air retention. All tubes are inflated and stored for 24 hours to test for air retention. Afterwards, every tube is carefully checked by individual visual inspection. As a result of this process the Schwalbe i