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Indoor Trainers

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Not sure what sized bike is best?

Answer a few short questions and we'll make a recommendation on which size is best for you.

Find Your Size

Step 1: Measure your height

  • Take off your shoes
  • Stand with your back straight against a wall
  • Balance a book on your head to mark your height on the wall
  • Measure your height by the distance from the floor to the mark
cm

Find Your Size

Step 2: Adjust your inseam

  • Based on your height, we’ve calculated a starting point.
  • You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
  • Inseam typically falls with 5cm of the average.
cm

Find Your Size

Your results

For the we suggest the following size.

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Height: --
Inseam: --
Adjusted Height: --

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We have saved your measurements.

Recommended sizes will now be highlighted on the page.

99 Bikes range of indoor trainers offer something for everyone, our variety of trainers vary in budget and rider benefits, from magnetic and fluid trainers, to the premium smart trainers and trainer bikes. You will also want to complete your indoor training experience and track your performance with our range of indoor trainer accessories like training mats, speed & cadence sensors, computers and wheel blocks. You are spoilt for choice from the best indoor trainer brands, like wahoo, saris, tacx and jetblack, all available in-store and online at 99 Bikes.