SYNCROS Creston iC SL Integrated Carbon Cockpit (440mm) – Total Integration and Extreme Lightness
Size Guide
Choosing the correct bike size is fundamental for comfort, performance, and safety. An ill-fitting bike can cause pain, fatigue, and inefficient pedaling. In this comprehensive guide, we will help you identify the ideal bike size considering your height, bike type, and frame geometry.
Bicycle sizes are not standard
There isn't one universal size that works for all bicycles. Each manufacturer uses different geometries and sizing scales.
Two frames with the same measurement in centimeters can offer completely different riding experiences based on the brand and model.
The main advice is not to rely solely on the size number, but on the values indicated in each brand's official chart.
Bike adjustment margin
Some models allow for more adjustments than others:
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Gravel and endurance bikes are more adaptable.
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Race bikes have more rigid and aggressive geometries.
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Full-suspension MTBs and e-bikes have less adjustment freedom.
Saddle, handlebars, and stem can improve your riding position, but they cannot compensate for an incorrect size.
How to use the size chart
To choose correctly:
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Check your actual height.
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Consult the specific model's chart.
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Consider your riding style (comfort or sporty).
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If in doubt, contact customer service or a biomechanics expert.
Bicycle size charts
Road and gravel bike sizes
Road and gravel bikes are primarily measured based on the top tube length, which affects the reach.
| Size | Recommended Height | Top Tube Length |
|---|---|---|
| XS | Up to 157 cm | 48–50 cm |
| S | 157–167 cm | 50–53 cm |
| M | 168–178 cm | 53–56 cm |
| L | 178–185 cm | 56–58 cm |
| XL | Over 185 cm | 58–62 cm |
Gravel bikes may have slight variations in geometry, but the values remain similar.
Mountain bike (MTB) sizes
MTBs are classified in inches and refer to the seat tube.
| Size | Recommended Height | Frame Size |
|---|---|---|
| XS | Up to 157 cm | 14" – 16" |
| S | 157–167 cm | 15" – 17" |
| M | 168–178 cm | 16" – 19" |
| L | 178–185 cm | 18" – 20" |
| XL | Over 185 cm | 20" – 23" |
Geometries vary depending on the discipline: cross-country, trail, enduro, or downhill.
Children's bike sizes
For children's bicycles, the size depends on the wheel diameter:
| Age | Wheel Size |
|---|---|
| 1–3 years | 12" |
| 2–4 years | 14" |
| 4–6 years | 16" |
| 5–8 years | 20" |
| 8–10 years | 24" |
| Over 10 years | 26" / 27.5" |
It's always better to choose based on the child's height rather than relying solely on age.
Between two sizes: which to choose?
If you fall between two sizes:
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Choose the larger size for more comfort.
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Prefer the smaller size for sporty riding and high performance.
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Consider torso and leg length in addition to overall height.
Final tips
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Always check the manufacturer's recommendations.
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Check the return policy.
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Seek specialized advice.
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If possible, test ride the bike before purchasing.
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A correct fit is more important than the number indicated on the frame.
Unsure about the size?
Our team is available to help you choose the perfect size based on your needs and the chosen model.
Contact customer support for personalized advice.
If you also purchase the Bike Assembly, your bike will arrive fully assembled and ready to use.
Speak with an expert!
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The Syncros Creston iC SL represents the pinnacle of road bike component engineering. Designed for cyclists who accept no compromises, this one-piece cockpit combines handlebars and stem into a single carbon structure, offering a clean aesthetic, superior aerodynamics, and unparalleled stiffness.
Developed specifically to seamlessly integrate with SCOTT Addict RC and Foil frames, these handlebars allow for fully internal cable routing (ICC system), eliminating visual clutter and reducing air resistance.
Why choose the Syncros Creston iC SL?
Syncros' iC (Integrated Cockpit) integration is not just about aesthetics. It's a system designed to improve the riding experience through ergonomics and weight reduction, ensuring steering precision that only a high-modulus carbon component can offer.
Technical Features and Strengths:
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Excellent Material: Made from UD Carbon with Superlight (SL) Layup. Unidirectional carbon fiber ensures an unbeatable weight-to-stiffness ratio.
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Total Integration: Full internal cable routing for mechanical and electronic groupsets, compatible with the 1 1/4" steering system (specific to Scott Addict RC models).
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Ergonomic Geometry: Compact Bend with a 75 mm reach and 125 mm drop, designed to reduce hand pressure and offer smooth transitions between different positions.
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Record Lightweight: Weighing approximately 325 grams (in 420/110mm size), it is one of the lightest integrated cockpits on the market.
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Clean Design: Includes a magnetic top cap to hide the fixing screws, maintaining an aerodynamic and minimalist line.
Technical Specifications:
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Width: 440 mm (center-to-center).
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Stem Angle: -6°.
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Steerer Diameter: 1 1/4".
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Material: UD Carbon (SL construction).
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Compatibility: Optimized for SCOTT Addict RC (from 2020), Addict eRide, and Foil.
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Color: Black Matt.
What's included in the package:
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Syncros Creston iC SL integrated cockpit.
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Dedicated magnetic top cap.
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Mounting hardware kit.