Image By swapping dropouts, the bike can grow from 16 to 20-inch wheels, allowing kids to use it for longer (3-9 years old). It's $1600 for the frame and fork or ~$2450 for a complete. Builds weigh in as little as 22 pounds. Use keyboard arrow keys to browse the gallery. Swipe to browse the gallery. Prev Next 3 of 25Autoplay Autoplay SlowMedFast Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter bturman 4/20/2012 9:12am Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter