We ride bikes not just because they’re fun, but because they’re efficient.

They enable us to use our body power to propel us forward far faster than our pathetic, floppy feet ever could.

Efficiency, though, is only as good as the fit.

When you get a new bike, the first adjustment even a casual rider will make is adjusting the seat.

It’s immediately evident when you get on a bike with a seat that’s too high or too low as it completely throws off your ability to ride it.

Less intuitive is how other factors affect your riding mechanics, like handlebar height and distance, seat angle, and the overall bike geometry.

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