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Price history

Recorded from verified retailer catalog checks. Price and availability can still change at checkout.

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Current$18.70
Lowest recorded$18.70
Highest recorded$18.70
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Price summary

Current price$18.70
Last checked Aug 19, 2026 2:26 PM
Product highlights

What makes this deal worth a look

  • Perfectly Fit

    Our bicycle inner tubes fit 20 inches Fat Tire Bike Ebike Electric Bicycle. We designed the tube width specially for 20x4.0 Ebike. Others tube width fit for 20x3.5 - 4.0 bike. It is easily popped to use the tube with not enough width. The width of our inner tubes is more suitable and durable.

  • Valve type & length

    Schrader Valve Stem for easy inflation (Regular valves); 35mm (1.38 inches) with valve core cap. Wheel Size: 20 inches

  • Durable

    Our Bicycle tubes are made of Premium butyl rubber, so it'll durable than average bicycle inner tubes.

  • What You Get

    2 Pack 20x4" fat tire tubes

  • Tips

    Before installing the inner tube, inflate a little air into the tube. Then put the inner tube into the water for inspection, if there are bubbles, it means that it has been damaged during shipping, you could contact us. Inspect the inside of the tire and rim for any debris sharp objects.

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  • How To Choose Your Right Size

    Before ordering, please check diameter and width 20X4.0 on your bike tire wall to make sure you get the right size. Or you could check your existing tube size to ensure our tube is right.

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