Bicycle Tyre Inner Tubes - 24 inch - Dunlop Valve - Set of 2

Ensure a smooth cycling experience with this set of two 24 inch bike tyre inner tubes. Designed wi...

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B&Q - Set Of 2 24" Bike Tyre Inner Tube Bicycle Dunlop Valve Tubes 1"- 3/8" Mountain Bike
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DebenhamsBargains-Galore Unisex Black Set Of 2 Bicycle Tyre Inner Tubes 24Inch Dunlop Valve Tube Bike Repair In
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Product Information

Full details

These 24-inch inner tubes by NTI are designed for mountain bike enthusiasts seeking a reliable and durable replacement for their worn-out or punctured tubes. Featuring high-quality butyl rubber and classic Dunlop valves, they offer excellent air retention and shock absorption for a smoother ride, though users should confirm their rim compatibility for Dunlop valve stems prior to purchase.

All features

Model Part Number5056316785174
BrandNTI

Extended Product Information

FAQs

Are these tubes suitable for all 24-inch bikes?

These are designed for mountain bikes with 24-inch wheels and a width range of 1 inch to 1 3/8 inches. Check your current tyre sidewall to confirm compatibility.

Do I need a special pump for Dunlop valves?

Most standard floor pumps come with a dual-head adapter that fits Dunlop valves, but if your pump is strictly for Presta valves, you may need an inexpensive adapter.

Are these tubes sold individually?

No, this product is sold as a set of two inner tubes.

Can I use these for road biking?

While technically possible if your rim size matches, these are specifically optimized for the shock absorption needs of mountain biking.

How often should I replace my inner tubes?

Inner tubes should be replaced if they show signs of dry rot, multiple patched punctures, or if the rubber has become brittle.

Troubleshooting

Tube loses pressure shortly after inflation

Check if the valve core is tightened correctly or if the puncture occurred during the installation process due to a tyre pinch.

Tube is difficult to fit into the rim

Ensure all air is removed from the tube before attempting to tuck it under the tyre bead.

Dunlop valve will not accept air

Ensure the valve cap is removed and the inner locking nut is properly positioned to allow airflow.

Pros and Cons

Pros

  • Durable butyl rubber construction
  • Excellent vibration and shock absorption
  • Reliable air retention for longer intervals between refills
  • High heat and frost resistance for all-season use
  • Passed rigorous 100% quality testing

Cons

  • Dunlop valves require specific pump adapters if using Presta-standard equipment
  • Limited to 24-inch wheel sizes
  • Heavier than lightweight racing inner tubes

Setup, Compatibility & Care

To install these 24-inch tubes, first deflate your existing tube and remove the tyre from the rim using tyre levers. Inspect the inside of your tyre casing for any thorns, glass, or debris that may have caused your previous flat.

Before inserting the new tube, inflate it slightly so it holds a round shape; this helps prevent the tube from getting pinched between the tyre bead and the rim during installation. Ensure the Dunlop valve sits straight in the rim hole before fully seating the tyre. For long-term care, keep your tyres inflated to the manufacturer's recommended PSI to prevent the tube from rubbing against the rim, and store your bike in a cool, dry place away from direct sunlight to preserve the rubber's integrity.

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