47 / 84 bikerunner? | model 559.00 bikerunner? large model 566.00 when riding this bicycle, the children have reached the freedom to explore the world. they can easily get around and use their motor skills. patent no. zl201130425243.7 the bikerunner is the perfect choice when children are developing their sense of balance. the bike is pushed forward using the feet. circleline 47 bicycle model 558.00 lenght: 81 cm