This air track is constructed of high quality aluminum alloy and has the advantages of being both lightweight and highly durable. Precision machining provides a smooth surface and high linearity. It includes a comprehensive accessory package for experiments in linear motion. The track length is 150cm or 200cm sizes, and it is straight to better than 0.1mm throughout. Includes activity guide
NOTE: This item requires an air source and a digital timer with photogates.