Kenda Tube - 20 x 2.80-3.00 | Schrader Valve

Kenda Tube - 20 x 2.80-3.00 | Schrader Valve Kenda

Kenda Tube - 20 x 2.80-3.00 | Schrader Valve

Kenda Tube - 20 x 2.80-3.00 | Schrader Valve

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Is the Kenda 20 x 2.80-3.00 Schrader tube the right tube for your fat or cargo bike?

The Kenda Bicycle Tube in 20 x 2.80-3.00 is a butyl rubber tube built for 20-inch fat and oversized tires running between 2.80 and 3.00 inches wide. Kenda has been manufacturing bicycle tires and tubes since 1962 and is one of the most widely OE-specified tube brands on the planet. This tube uses a Schrader valve with a 35mm stem, which works with every standard floor pump and gas-station pump, and is the right valve choice for cargo bikes, commuter e-bikes, and fat-tire e-bikes where convenience and refill access matter more than ultralight weight. The tube is E-Ready, meaning it is approved for use on Class 1, 2, and 3 electric bikes. Tube wall is standard thickness for everyday cargo and commuter duty.

This is the correct sized tube to pair with the Tannus Armour 20 x 3.0-4.0 insert, which compresses a 3.0 to 4.0 inch tire down onto a smaller-volume tube. The narrower 20 x 2.80-3.00 size fits the reduced space inside an Armour-equipped tire correctly without pinching, which is the most common cause of failure when riders use a full-size tube with a tire insert. Also fits any unboosted 20-inch fat tire in the 2.80 to 3.00 size range as a standard replacement tube. ISO/ETRTO sizing 71/76-406.

$15.95
$15.95
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Specifications

  • Brand: Kenda
  • Item Number: 12200009
  • Tube Size: 20 x 2.80-3.00
  • ISO/ETRTO: 71/76-406
  • Valve Type: Schrader
  • Stem Length: 35mm
  • Material: Butyl rubber
  • E-Bike Compatibility: E-Ready, approved for Class 1, 2, and 3 electric bikes
  • Tannus Armour Pairing: Correct replacement tube for the Tannus Armour 20 x 3.0-4.0 insert

FAQ

Why is a 20 x 2.80-3.00 tube the right pairing for a Tannus Armour 20 x 3.0-4.0 insert?

The Armour insert occupies volume inside the tire, so the tube needs to be sized down from the tire to fit the remaining space correctly. The 20 x 2.80-3.00 size fits the reduced interior of a 3.0 to 4.0 inch tire with an Armour insert installed, without pinching or premature failure. Using a full-size tube with a tire insert is the most common cause of insert-related tube failure.

What is a Schrader valve and which pumps work with it?

Schrader is the larger automotive-style valve. It works with every standard floor pump and every gas station air pump. It is the dominant valve choice for cargo bikes, commuter e-bikes, fat bikes, and BMX where pump access and convenience matter.

Is this tube e-bike approved?

Yes. The Kenda E-Ready badge means this tube is approved for use on Class 1, 2, and 3 electric bikes, including throttle-assist cargo and commuter e-bikes.

Can I use this tube without a Tannus Armour insert?

Yes. It also works as a standard replacement tube for any 20-inch tire in the 2.80 to 3.00 size range without an insert installed.

What is the stem length and does it matter?

35mm. That is appropriate for standard-depth rims used on cargo bikes, commuter e-bikes, and fat-tire e-bikes. Deeper-section aero rims may require a longer stem, but those rims are extremely rare in 20-inch fat sizes.

Best For

Cargo bike riders, fat-tire e-bike owners, and oversized 20-inch builds running Tannus Armour 20 x 3.0-4.0 inserts and needing the correctly sized replacement tube. Also a solid standard butyl replacement tube for any 20-inch fat tire in the 2.80 to 3.00 width range without an insert.

Kenda Tube - 20 x 2.80-3.00 | Schrader Valve Reviews:

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