Sports
Bike Size Calculator
Estimate road bike frame size from height.
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A rough starting frame size from your height (a proper fit also depends on inseam).
The math behind it
road frame (cm) ≈ height × 0.30. Mountain bike frames are quoted in inches.
Worked Example
175 cm → ~52.5 cm road frame.Frequently Asked Questions
Best method?
Inseam-based sizing and a professional fit are more accurate.
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