if placed by 12PM EST
Free US Shipping on orders over $25
Light-weight, 3-wheeled ynamics vehicle measuring 150 x 80 x 70 mm with a central plunger. A light-weight, three wheeled dynamics vehicle measuring 150 x 80 x 70 mm with a central plunger which can be released by a simple mechanical trigger at a pre-determined point on a track. The plunger provides a braking force due to friction which can be varied by adding standard slotted weights.