The cube kid 200 kids bike 2016 has an easy to use 7 speed drive train and rim brakes front and rear great for those first rides over different terrain while being perfectly suited for everyday use the cube 200 is also the gateway to the first off road experiences of our little ones this cube kids bike features a heat treated 6061 aluminium frame which has the quality and strength of a real mountain bike but is still very light since mishaps can happen when riding the derailleur hanger is