The exercises are performed in front of judges in five-minute rounds[1] by singles, pairs, four- or six-person teams.
The first unofficial world championships in artistic cycling was held in 1888 by Swiss-American Nicholas Edward Kaufmann and was largely a publicity stunt to showcase his trick bicycling.
The wheels must be of equal size and are closely spaced in order to make tricks, such as wheelies, easier to perform.
The handlebar, which can spin 360°, is mounted to a stem that has no horizontal extension, which puts the stem clamp in line with the steering axis and allows for the handlebars to remain in the same relative position no matter whether the front wheel is facing forward or backward.
Three concentric circles are taped or painted at the center of the court with diameters (measured to the outside edge of the line) of 0.5, 4, & 8 meters.