? This 20 inch bike combines entry-level accessibility with pro-style features young riders want. The durable steel frame and thick dropouts provide strength for BMX tricks, while the U-brake system offers reliable stopping power. Wide shock-absorbing tires cushion impacts, and the included removable axle pegs let riders customize their bicycle setup. With its 3-piece tubular crank and compact gearing, this youth BMX bike delivers performance for ages 6-11.