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Not sure what size 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
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.
Find Your Size
Your results
For the we suggest the following size.
We can't make a recommendation on size for the based on your details.
Finding the right sized bike for you is important to get the most enjoyment out of your new bike. Either we don’t have the required data or your height is outside the range of this bike.
If you head instore our team will provide a free professional measure up and recommend the best bikes to suit your needs or you can reach out to our customer service team who can provide you with more guidance over the phone.
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Recommended sizes will now be highlighted on the page.
Mongoose BMX, Hybrid & Mountain Bikes
From humble beginnings in a Southern California garage, Mongoose has been producing quality boys, girls and adult bikes for over 40 years. 99 Bikes stocks a wide range of Mongoose Kids, BMX, Mountain & Hybrid bikes in Australia at the very best prices.
To buy a Mongoose bike online you can use our Click and Collect service. Simply enter your post code at the checkout then choose your closest 99 Bikes store. You will soon receive a call from the store letting you know when you can pick up your new Mongoose bike fully built and tested by our skilled mechanics. Generally the process takes between 2-7 days depending on stock availability.
You can buy Mongoose bikes from 99 Bikes with confidence knowing that you're covered by our 30 Day Perfect Ride Guarantee - this means if you're not happy with your new Mongoose you can swap it for another bike within 30 days.
