Kosmic Rocky EXP ROCKY EXP is composed by a frame realized with Ø 28mm tubes in molybdenum chrome steel with 900mm wheelbase, suitable for drivers from 9 to 12 years old. It is available in the Basic version with OTK components in machined aluminium. It is provided with eccentric washers which allow the adjustment of the camber and caster. It is equipped with homologated sideboxes and with Racing stickers. It has OTK MBS brake system.