The DK Aura 20" is a BMX bike designed for smaller riders with full-sized 20" wheels on a smaller frame, with a 20" top tube. It features sealed bearings all around, an alloy rim, and three-piece chromoly cranks that can handle tough riding. The bike comes with a 1-piece seat/post combo. The Aura 20" is an affordable BMX bike that can help you prepare for your riding adventures.