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Challenge Latex Inner Tube

Size: 700x33-40c

Challenge Latex Inner Tube

Challenge produces the only seamless 'one-piece' latex inner tubes on the market providing a smooth, balanced ride with no pucker or bump like those found on other tubes. Latex tubes are lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve making them compatible with both inline and external valve extenders. valve length 48mm

• The only seamless ‘one-piece’ latex inner tube on the market
• Seamless and smooth, no bumps at the valve,
• No “out of round, unbalanced” wheel
• Improves rolling resistance and comfort
• Strong and extremely elastic, thus very reliable
• Improves resistance to punctures
• lighter weight than standard butyl and some superlight butyl tubes
• a two-piece removable valve core for valve extender use
• easy method of improving the performance and overall feel of your bike!