2 Pack - 20x3 Fat Tire Self Sealing Bicycle Tube - Heavy Duty E-Bike Tube

2 Pack - 20x3 Fat Tire Self Sealing Bicycle Tube - Schrader Valve - Heavy Duty E-Bike Tube Designed to fit 20x2.75-3.3 tubes Great for replacing any tire around 20x3 Electric Cruise Company - Based in San Diego, California. We have developed our own HEAVY DUTY bicycle tube designed specifically for EBIKES. THE BEST BIKE TUBES FOR EBIKES AVAILABLE! 20x3 in bike tubes for fat tire bikes  Best 20"x3" tubes for fat tire bikes - pre-filled with sealant  Self sealing bike tubes for fat tire bikes - 20x3 self sealing bike tubes for electric bikes. Bicycle Inner Tube Two Pack - 2x Electric Cruise Co 20x3 Self Sealing Bike Tubes. Bike tubes for 20 inch wheel and 3 inch tire width. Schrader Valve - 40mm stem. pre-filled with non-toxic anti-puncture sealant - Bike tubes built for less flats. 1.4 mm tube thickness - extra strength for heavy e-bikes. Expected lifespan of 2-3 years of use, 5 year shelf life.