Continental MTB 29 Mountain Bike Inner Tube - Presta Valve

This pack includes 2 x Continental MTB 29 inner tubes, specifically designed for mountain bikes. M...

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OnBuy.comContinental Unisex's Mtb Tube 29" Inner, Black, [47-622->62-622]
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Product Information

Full details

This guide is for mountain bikers seeking reliable and durable inner tubes for their 29-inch wheels. The key benefit is the robust Butyl construction offering good puncture resistance for varied terrains. A potential caveat is that the Presta valve may require a specific pump head. This product includes two Continental MTB 29 inner tubes, designed for sizes 1.75 to 2.5 inches, featuring a durable Butyl material and a standard Presta valve.

All features

BrandContinental

Extended Product Information

FAQs

What is the ETRTO size for these tubes?

The ETRTO size is 47/622, which corresponds to the dimensions 29 x 1.75 - 2.5 inches.

Do I need a special pump for Presta valves?

Yes, a pump with a Presta valve head is required. Some universal pumps can also accommodate Presta valves.

Can I use these tubes in a 700c wheel?

While 700c and 29-inch wheels have similar diameters, the width compatibility of these tubes (1.75-2.5 inches) is generally too wide for typical 700c road or gravel tires. They are specifically designed for mountain bike tires.

How many tubes are included in this pack?

This pack includes two (2) Continental MTB 29 inner tubes.

What is the main material used for these tubes?

These tubes are made from durable Butyl rubber.

What is the maximum tire width these tubes can accommodate?

These tubes are designed for tire widths up to 2.5 inches.

Troubleshooting

Tube won't inflate

Ensure the pump head is securely attached to the Presta valve. Check that the valve core is not clogged and is properly tightened. Make sure the valve nut is loosened before attempting to inflate.

Tube goes flat quickly after installation

Check for foreign objects (thorns, glass) in the tire and rim that may have caused the puncture. Ensure the tube was not pinched between the tire bead and rim during installation. Re-inspect the rim strip for damage.

Tire won't seat properly on the rim

Ensure the tube is only slightly inflated and not twisted. Work the tire bead into the rim evenly, starting opposite the valve. If necessary, use tire levers carefully to help seat stubborn sections of the bead.

Pros and Cons

Pros

  • Durable Butyl construction offers good longevity and air holding.
  • Wide compatibility with 29" tires from 1.75" to 2.5" width.
  • Presta valve is often preferred for performance and ease of use with compatible pumps.
  • Comes in a convenient two-pack for immediate use or as a spare.
  • Reputable brand known for quality cycling components.

Cons

  • Presta valve requires a compatible pump head, unlike Schrader valves.
  • Not suitable for wheels outside the 29-inch diameter range.
  • Butyl material is standard but may be heavier than latex alternatives.

Setup, Compatibility & Care

Setup:

  1. Ensure the tire is properly seated on the rim.
  2. Partially inflate the inner tube to give it a round shape.
  3. Insert the valve stem through the valve hole in the rim.
  4. Carefully tuck the tube into the tire, ensuring it is not twisted.
  5. Mount one side of the tire bead onto the rim, then the other side.
  6. Begin inflating the tube, checking that the tire bead seats evenly on both sides of the rim.
  7. Inflate to the recommended pressure for your tire and riding conditions.

Compatibility:

  • Wheel Size: Exclusively for 29-inch bicycle wheels.
  • Tire Width: Compatible with tire sizes ranging from 1.75 inches to 2.5 inches.
  • Valve Type: Features a Presta valve. Requires a pump with a Presta valve head or a universal pump adapter.
  • Rim Type: Suitable for rims drilled for Presta valves.

Care:

  • Store tubes in a cool, dry place away from direct sunlight and sharp objects.
  • Avoid over-inflating the tube beyond the recommended pressure for the tire.
  • Inspect tubes for any signs of damage before installation.
  • Always carry a pump and tire levers when riding.

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