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Btwin 48mm 700 cm x 23-32" Presta Inner Tube
The best value for money in the road inner tube range.
Free shipping over $35
See our return rules
Free pickup
San Francisco, 735 Market St. Options
Select an available color and size to see options.
Product Videos
Product Features

Compatibility
with 700 diameter tires, 23 to 32 mm across. ETRTO 23/32 - 622
Waterproof
Optimized composition to ensure your inner tube has a good seal.
Product Customer Reviews

it is a tube. I could have purchased any tube, the Decathlon tubes are just as good and any other 28mm ready tubes. I am not racing.
Good value for quality.
The tube is leaky and not holding air. Once installed and pumped, the air leaked out entirely after a few seconds of ride. It's not worth it.
The valve didn’t have a thread to fix in place. Also the tube itself only lasted an hour before exploding!
Did the job.
The tubes are decent quality. One watch point is that quality control is not consistent. I've had some tubes that had failures from manufacturing flaws.
Great value
Great value fantastic service
Does the job but wouldnt want to make a habit of buying these as that would mean Im getting alot of punctures :) but did the job perfect
As the header says replacing an inner tube that I’d had for ages and had its last puncture, so stock needing replenished
Good
Nice and simple but i dont like the recent increase in price. It would have been a 5 star overwise
terrible, do not buy these inner tubes.
Purchased 3 tubes all failed when pressurised,returned them to the store who replaced without any fuss but these have also failed with small leaks at the the joint seam. Batch problem?
Great Price and unfortunately bought it to ue straight away but all going good so far
Additional Product Information
Composition
Body: 90.0% Isobutylene Butyl Isoprene Rubber, 10.0% Brass
How to choose your inner tube
Check the information indicated on the sidewall of the tire (diameter and width). For example, 27.5 x 1.90 means a tire with a 27.5-inch diameter that is 1.90 inches wide.On the tire sidewall, you will also find the dimensions in mm in ETRTO international units.For example, 50-584 means your tire is 50 mm wide with an inner diameter of 584 mm (approx. 27.5 x 2.00).
Removing an inner tube
Remove the old inner tube using a tire lever.
Checks to carry out before installing an inner tube
Check the condition of your tire and replace it if necessary. Make sure no objects are lodged in the tire.Check the condition of your rim strip and that it is positioned correctly.A rim strip that is even slightly bent can cause punctures.Check that your rim does not have any other issues that could damage your inner tube
Mounting the inner tube
Watch our video before you start.Pre-inflate the inner tube slightly to avoid pinching.Insert the valve, making sure you are using the correct valve for your rim.Put the inner tube entirely inside the tire so that it fits inside the rim.Take care not to pinch the inner tube when fitting.
Mounting the tire
Start mounting the tire at the valve.Finish mounting the tire at the valve to avoid pinching the inner tube.Never mount your tire with a screwdriver or a tire lever, as you risk pinching and puncturing the inner tube.
Inflating the tire
Inflate your tire carefully, to the pressure recommended by the manufacturer (visible on the tire sidewall in PSI or bars, 1 bar = 14.51 PSI).Regularly check that your tire is in the correct position as you inflate it.
Tip from the pros
To avoid punctures from pinching and for best tire performance, we recommend that you check your tires and inflate them to the suggested pressure before every ride.
Weight:
3.6 oz
Product testing
To guarantee optimal quality, 100% of our inner tubes are inflated for a period of 8 hours.
Storage instructions
Carry your inner tubes in a container to protect them from getting punctured (B'Twin carry case, original packaging, etc.).
Origin
Imported
Warning
California Prop65 WARNING: This product can expose you to chemicals including Lead, which is known by the State of California to cause cancer. For more information, go to www.P65warnings.ca.gov.
Superior quality. Unbeatable prices.
For 40 years, Decathlon has delivered the best value in the retail sports industry by offering high-quality, sustainable and cost-effective products.
Decathlon makes the difference
-
Research and development
delivers high-quality cost-effective products
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State-of-the-art production processes
minimize manufacturing costs
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Optimized supply chain
reduces retail prices
-
Minimal retail footprint
lowers overhead and indirect costs

Btwin 48mm 700 cm x 23-32" Presta Inner Tube
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Heavy products return policy
If you return a product you will receive a refund for the purchase price plus any applicable sales taxes, less any non-refundable charges.
Decathlon will cover all shipping costs associated with your return except for items excluded from our return policy such as bikes, basketball hoops, snowboards, surfboards, tents, and other larger / heavier items.
Return costs for heavy products:
Weight Thresholds | Shipping within California | Shipping outside of California |
---|---|---|
> 9 lbs | $20.00 | $25.00 |
> 30 lbs | $50.00 | $65.00 |
> 100 lbs | $100.00 | $125.00 |
> 200 lbs | $200.00 | $230.00 |
If you return a product at any of our store locations, we will gladly help you find the best alternative product or refund you on the spot.
