Kids' Bike Sizing Guide
Growth Spurts Happen. We Can Help.
At Black Mountain Bicycles, we believe that cyclist of all ages should enjoy a bike that is safe, lightweight, correctly sized, and fun to ride. Learn more about our kids' bike selection and all of the incredible features and benefits that come standard when you take home a kids' bike from Black Mountain Bicycles.

Choose the Right Bike
When your child rides a bike that is too small or too large, it is both uncomfortable and unsafe. Our friendly, trained staff is here to help you select the size that fits your child, to make the necessary adjustments, and to ensure that you and your child love your new bike.

Why Shop with Us?
When you buy a bike from us, you're giving your child a quality product that’s lightweight, well-built and properly sized. Your young cyclist will love the new ride. And, you’ll feel great knowing that you’ve invested in a professionally-assembled kid's bike.

Safety Comes First
Not only does your child's bike come professional assembled, but we offer a free 60 day tune-up, plus 1 year free safety adjustment to ensure it is rolling along the driveway and sidewalks properly. We also carry a great selection of kids' helmets, training wheels, bells to keep your little one safe while they are the go!
Balance Bike | 12" Wheel | 16" Wheel | 20" Wheel | 24" Wheel | |
---|---|---|---|---|---|
Age | Up to 3 yrs | 2.5 - 4 yrs | 3 - 6 yrs | 5 - 8 yrs | 7 - 10 yrs |
Height | 30" - 35" | 35" - 40" | 39" - 46" | 45" - 52" | 51" - 63" |