Sections with bridges! Cross large canyons with bridges. Combine the bridges with your GraviTrax starter kit and achieve even more variety by connecting different course sections. How many unique level designs can you build? Contents 14 parts: 1 Guide, 3 length-adjustable bridges, 2 extra-long narrow plastic rails, 2 extra-long rails (slows down the speed of the ball), 1 long plastic rail, 2 medium-length plastic rails, 3 short plastic rails. Extra 6 balls. Can only be used with the GraviTrax Starter Kit. From 8 years.

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