USED JOHNNY G KRANKCYCLE BY MATRIXThe Matrix Krankcycle is a piece of gym equipment that can be used alone on the cardio floor, with a personal trainer, or in a group setting. It is designed to build aerobic capacity and upper body strength, burn calories, and build core stability. It is unique in that it utilises the upper body instead of the legs, making it a cross training opportunity for athletes of all types. The KRANKcycle is designed to accommodate most users from 150 to 205 cm