YunSCM 16 Inch Universal Inner Tube 2 Pack 16 x 1751952125 Inner Tube

Product Specifications:compatible with Road bike /Mountain bike Tire16 x 1.75 16 x 1.90 16 x 1.95 16 x 2.0 16 x 2.10 16 X 2.125( ETRTO :40-305 47-305 50-305 53-305 54-305 56-305 57-305) bicycle tire tubes, High Quality： The bike tube is made from premium butyl rubber.It has the advantages of good sealing performance, ozone resistance, aging resistance, shock absorption, electrical insulation, Easy Installation：Installation is quick and easy. Please follow inflation guide when airing a tire from a complete flat. Save time and effort, replace the old tube in a few minutes, Important Note：When changing a bicycle inner tube, be sure to add a little air before installing it. This gives it form so it doesn't get twisted or bunch up which may cause a pinch flat. Inspect for an even bead of the tire to the rim on both sides, Comfortable and Safe：After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe, We hope to do better in terms of tire quality in order to provide you with better service and satisfactory products; If you have any questions about product quality within 180 days, you can contact us; You need to provide relevant pictures and information so that we can respond quickly and save you valuable time