GraviTrax Kinetic Blast Marble Run Set

A large GraviTrax construction set for building customizable marble runs with kinetic action pieces, vertical elements, and flexible track components.

• Costco-exclusive set
• Approximately 159 pieces
• Includes flex tubes and light pillars
• Includes vertical cannon, scoop, and transfer elements
• Compatible with other GraviTrax components; ages 8+