Avigo One Eight 18" Boy's BMX Bicycle is a great bike for your young rider! It has a Hi Tensile steel frame and heavy duty trainers. It also has a freestyle frame and clear chain cover. The quick adjust seat mast on the Avigo One Eight 18" Boy's BMX Bicycle lets the bike adjust to different riders. It has a four bolt stem and color coordinated front pegs. BMX Bicycles are used for tricks, racing and stunts on hilly dirt tracks.