DECATHLON

CITY 9 700x45 PROTECT+ E-BIKE ready / ETRTO 44-622 BIKE TIRE

29.90
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Ref. : 8389115

This tire has been designed for regular, intensive use on city bikes and electric bikes. Also suitable for mountain bikes and mountain bikes on asphalt. 22

5 mm anti-puncture protection. Compatible with electric bikes, which require more demanding tires.

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PRODUCT BENEFITS

Adhesion

Grooved structure for excellent grip on wet surfaces.

Puncture resistance

Protect + technology. 5mm high-density elastomer reinforcement.

Yield

Its semi-slick structure gives it good performance.

Weight

1140 grams. Rigid rod.

Visibility

Reflective side strips for safety and visibility in town.

TECHNICAL INFORMATION

How to measure tire wear?

To measure the wear of your city bike tires and know when they need changing, you need to take an interest in the condition of the tread.
Signs of wear include:
- the tread fraying,
- a series of micro-cracks,
- the tread tending to flatten
- the carcass appearing.

These are all cases where the tire is worn and needs changing.

How do I dismount a tire?

To remove the tire, deflate the tube until no more air comes out.
You can then remove the tire from the rim using a tire lever.

How do I remount a tire?

To remount a tire, first place one side of the tire in the bottom of the rim. Once this has been done, pre-inflate your tube to around 30% before installing it in the tire (pre-inflation reduces the risk of the tube pinching).
Next, install the second side of the tire in the rim, starting opposite the valve.
Before fully inflating your tire, check that the tube is not trapped between the tire and the rim.

How to properly inflate a tire?

Inflate your tire with care. The recommended pressure is indicated on the sidewall of your tire.
Also check that your tire pressure is correct before every trip.

Pro tip

When inflating your tire, make sure you set the right pressure for the terrain you're riding on and, above all, for the weather.
If you're riding in wet weather, don't hesitate to lower the tire pressure to increase grip.
Conversely, if you're riding in dry weather, you can increase the pressure.

Warranty

2 years

COMPOSITIONS / ADVICE

Composition

Membrane 50% ethylene-propylene-diene rubber monomer, 50% rubber latex

STOCK TIPS

This tire has a rigid bead, so bending it is not recommended, as it could be damaged. When storing, leave it in its original shape.

Restrictions

Observe the inflation pressure indicated on the tire.

TESTS

At B'TWIN, we imagine the tire of tomorrow: our research and development engineers model it at our international headquarters in Lille, France.
It is tested in our laboratories and approved in use by our pro cycling team to ensure impeccable quality. Our B'TWIN tires bear the "DESIGNED IN FRANCE" label.

Approved by

the Wheel Energy laboratory, certified and recognized by the world's leading brands, which measures various criteria: grip, cushioning, abrasion resistance, longevity, performance...

Terms of use

https://www.youtube.com/watch?v=6i3pF53SScQ&list=PLVYtuDK6gYA8NYxTJR-KTAFEfX1MRhqsq

USER REVIEWS

Questions & answers