ECA20AYE 2 AIR CHANGES 20 X 4.0 FOR FAT BIKE VALVE AMERICA SCHRADER WHEEL MTB TIRES E ELECTRIC

✅Inner tube 20 x 4.0 / 4.9 (2 pieces) ✅Schrader valve (Americana) ✅The inner tube is puncture-resistant, made of butyl, a type of synthetic rubber that is very elastic and at the same time airtight. Depending on the compounds used, different product qualities can be obtained: the air chambers have extreme characteristics in terms of air tightness and elasticity and can be used for a wide range of tyre sizes. ✅ For Fat Bike, E Bike, Electric Bike, MTB Bike with 20 inch FAT wheels ✅For any information or clarification, prior to purchase, or for post-shipment issues (late delivery, defects or posthumous damages, etc.) please contact Seller's Customer Support with a message to the seller on Amazon