You"ve kept them safe and secure while teaching them the rules of the bike lane on your Burley trailer cycle. Now it"s time for them to ride on their own. Lucky for them you bought a Burley, knowing this day would come sooner or later. No need to go out and buy a whole new bike. With the Burley Plus trailer cycle conversion kit your Piccolo or Kazoo go from a trainer to a 20" bike in three easy steps Like all our child products, the Burley Plus Conversion Kit exceeds all ASTM International Standards. Burley stands for safety, quality and innovation. From trailers to accessories, all of our products promise you the ultimate ride.