Quadrilla Expansion-Set 5

Quadrilla is a high quality marble run made out of Baltic Birch plywood and hardwood. These pieces are from the Expansion series of Quadrilla and will increase your marble run's potential and expand upon what you already have. These are pieces you need to add little bits of extra height to balance out you marble run. The red pieces allow better transitions between rails and add speed to your run. You will also recieve inserts to block unwanted holes in your tracks and keep the marbles going in the direction you want them to go. You will find these to be important pieces in tweeking the quality of your marble run creation. These pieces come in all of the Quadrilla starter sets. For ages 4 - 99.