Harness racing use a standing start. The sulky (informally known as a "bike") is a light, two-wheeled cart equipped with bicycle wheels. The driver (not a "jockey", as in thoroughbred racing) carries a light whip chiefly used to signal the horse by tapping and to make noise by striking the sulky shaft. There are strict rules as to how and how much the whip may be used; in some jurisdictions (like Norway), whips are forbidden. For exercising or training, the drivers use what is known as a "jog cart," which is a sulky that is heavier and bulkier than a racing unit.
Horse harness but refined-looking leather throughout, usually black and highly polished. In draft horse showing and combined driving, horse collars are seen, but harness leather is still highly polished and well-finished. Lighter weight but strong harness similar to show harness, used for pulling passenger vehicles such as buggies or carts, or other lighter loads. The traces attach either to the shafts of the vehicle or to the vehicle itself, and the harness may have either a horse collar or a breastcollar. The racing harness, like the show harness, is a breastcollar harness. Horses are hitched to a very lightweight two-wheeled cart, called