Carrera GO!!! 61602 Straight Track Expansion Accessory Pack - includes Two 13.46&rdquo; Pieces - For Use With 1:43 Scale GO!!! Slot Car Racetrack Systems Accessories for the Carrera Go!!! Race sets Includes 2 pieces of track Each piece is 13.46 Inch 1:43 scale track Mix and match with other Go!!! accessories and sets