Btwin Rockrider ST100 MTB Price in Europe & Full Technical Specs 2026
The "Btwin Rockrider ST100" is one of the most popular and reliable entry-level mountain bikes on the European market. Its lightweight aluminum frame, 80mm front suspension, and Decathlon's lifetime warranty make it the best choice for beginner riders.
Size
XS (26"), S, M, L, XL (Wheel Size: 27.5")
Weight
15.5 kg / 34.2 lbs (Size M)
Brakes
Front & Rear V-Brakes with Specific Rubber Pads
Body Type
Mountain Bike (MTB)
About This Bike
"Btwin Rockrider ST100": The best bicycle in Europe for less
Brother, if you want to start cycling on good roads or light uphill paths in Europe, then buying the "Btwin Rockrider ST100" would be the smartest thing to do. This bicycle from Decathlon is not just an iron cage, it is a trusted name for those who are new to cycling. This bicycle is so popular in Europe because it is quite light in weight but very solid in strength. For those who want to cycle as a hobby or are looking for a cheap but strong bicycle to go to work every day, nothing can be better than this.
Strong build and comfortable frame
The best part of this bicycle is its body or frame. The frame uses durable aluminum that ensures long-term performance. The weather in European countries is often wet, but since it is aluminum, there is no fear of rusting on this bicycle. Its body is designed in such a way that you do not have to hunch over to cycle. You can ride comfortably while sitting upright, so you won't have any back or neck pain even after riding for a long time. This is a great peace of mind for those who like to travel for a long time.
Comparison with other bicycles in Europe
The table below will make it clear how far ahead our Rockrider ST100 is compared to the bicycles of big companies in the European market:
Why is the B'Twin Rockrider ST 100 different?
One thing to note, bro, where big brands like Trek sell a steel frame bicycle with V-brakes for around 500 euros, B'Twin offers you a lightweight aluminum frame for almost half the price. And Decathlon offers a lifetime warranty on their frames—a huge win for European riders. You can adjust its suspension according to your own weight, which is difficult to find in any other brand at this price.
Brake and gear control
When it comes to safety, Decathlon complies with the strict European regulations very well. Its brakes are not only brakes in name, but its pads are so strong that even on a rainy day, if you press the brakes hard on wet roads, they work very quickly. And changing gears is as easy as water, new riders will not have to face any trouble.
Simply put, the Rockrider ST100 is not a show-off, it is a pure 'work bike' that can do hard work. If you want to ride a bicycle on European roads for years without any problems, then you can buy it with your eyes closed. It is practically free of any extra costs, and since Decathlon stores are spread all over Europe, you will be able to find any parts very easily even if they break.
Feature Group: Full Technical Specifications
Frequently Asked Questions
Yes,This model is widely sold across most Decathlon stores in Europe.
Yes, since it is an aluminum frame, it does not rust even in the humid climate of Europe.
The 'L' size will be the most comfortable for you.
No, it uses high-performance V-brakes which are very light in weight.
It is good for general trails or country roads, but not for professional downhill riding.
Yes,The frame is backed by a long-term warranty from the manufacturer, ensuring reliability over time.
Yes, its all-terrain tires provide good grip on general and dirt roads.
If you buy it online, it is usually partially assembled, but if you take it to the nearest Decathlon store, they will do the rest for free or at a low cost.
It can easily carry up to 120 kg (rider + kit).
It weighs about 15.5 kg (M size), which is easy to handle.
Yes, its fork has a U-fit knob according to the weight.
Yes, there is no fear of rusting as it has double wall alloy rims.
Yes, but the microshift gears provide good service if kept clean regularly.
Yes, it is best for daily use due to its light weight and comfortable sitting posture.
Yes, it has a quick release lever with which the height can be adjusted at any time.
Available Colors
Photo Gallery
RShuvo is a passionate cycling content creator focused on sharing practical knowledge about bicycles, road safety, cycling adventures, and performance tips. With a deep love for two-wheel journeys and an interest in modern cycling culture, the goal is to help riders improve their skills, maintain their bikes properly, and enjoy every ride with confidence.
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