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Item #:
41042906
Decathlon Rockrider ST50, 21 Speed Aluminum Mountain Bike, 26", Unisex, Black, Small
86% of respondents would recommend this to a friend
Item #:
41042906
RWF 316536
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Ready to go onto the bike trails and need a Mountain Bike that is suited right for you? Our Decathlon Rockrider ST50, 21 Speed Aluminum Mountain Bike, 26, Unisex, Black, Small is designed for your first mountain bike ride in dry weather for up to 1 hour and 30 minutes.
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What Stands Out
Lightweight Frame
Crafted with durable aluminum, the Rockrider ST50 ensures easy maneuverability on rugged terrains, making it perfect for both new and experienced riders seeking adventure.
21-Speed System
Equipped with a versatile 21-speed gear system, this bike offers seamless transitions for various terrains, enhancing the riding experience and helping users tackle any incline with confidence.
Unisex Design
The unisex design of the Rockrider ST50 accommodates a diverse range of riders, promoting inclusivity while providing a comfortable fit for users of all heights and sizes.
Product Details
- 100% aluminum frame designed for strength and efficiency in pedaling
- Sloping type geometry for easy step-over for both men and women
- 80mm front suspension for riding on slightly uneven trails with reliability
- 21 speeds with easy-to-handle rotating handles for adapting effort precisely
- Exclusive ERGOFIT saddle for comfort, wider with a hammock-shaped profile
- Lightweight 26-inch single-wall wheels with DRY 26 x 2.0 tires suitable for dry terrain
Who Should Buy?
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Casual Riders
Ideal for users looking for a reliable bike for leisurely trails and light mountain riding.
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Fitness Enthusiasts
Great for individuals wanting to improve fitness through biking on varied terrains with its versatile gearing.
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Beginner Cyclists
Perfect for beginners who need a sturdy and affordable option to develop their cycling skills.
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Advanced Mountain Bikers
Advanced riders may find the components and performance lacking for serious mountain biking challenges.
Product Description
Decathlon Rockrider ST50, 21 Speed Aluminum Mountain Bike, 26", Unisex, Black, Small
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the recommended height for the small size bike?
Answer: Recommended Small Bike height S: 5'1 - 5'5. -
Question:
Does the bike come with rear suspension?
Answer: No, it is a semi-rigid mountain bike with no rear suspension. -
Question:
What type of brakes does the bike have?
Answer: The bike has 2 V-Brake type pad brakes with aluminum brake levers.
Decathlon Decathlon Mountain Bikes Editorial Review
Decathlon Rockrider ST50, 21 Speed Aluminum Mountain Bike, 26, Unisex, Black, Small is an excellent choice for those looking to explore various terrains on two wheels. This mountain bike features a lightweight aluminum frame, 21 speeds for versatile riding, and is suitable for individuals between 5'1" and 5'5" tall. Users have praised its comfortable ride and simple assembly process, indicating that it comes about 75% assembled, which is convenient for quick setup. While the bike is designed for diverse environments, some reviewers noted minor issues like the absence of a kickstand and water bottle mount, yet these did not significantly detract from their overall satisfaction with the bike.
Customer Reviews & Ratings
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Pros
- Lightweight aluminum frame for easy handling
- 21 speeds for versatile riding options
- Comfortable for different height ranges
- Easy to assemble, 75% pre-assembled
- Suitable for beginners and experienced riders
Cons
- No kickstand included with the bike
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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RWF 316536
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Designed for first-time mountain bike riders in dry weather for up to 1 hour and 30 minutes.
- 21 speeds for faster and smoother pedaling.
- Raised frame position for a comfortable riding posture.
- Responsive brakes for safe riding.
- ERGOFIT saddle for enhanced comfort.
- 26-inch tires for suitable grip on dry terrain.
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