Linear Air Track Premium Version Spare Cart. A superb quality air track made from square section aluminium extrusion with supporting ""U"" channel. Linearity is +/- 0.03mm. Suitable for elastic and inelastic collisions, momentum, speed and acceleration measurement. The track rests on three rubber feet, two of which can be adjusted. Each side has scale graduated in mm. The track is supplied with two carts and standard accessory set. Additional accessories available on request. Dimensions (L): metres.Standard Accessory Set contains: • Fork with plug connectors (3)• Holder with plate and plug connectors (3)• Holder with needle and plug connector (1)• Tube with wax and plug connector (1)• Holder with hook and plug connections (1)• 25 and 100mm Apertures with plug connectors (1)• Weights 50g for carts (4)• Pulley with connectors (1) and carts (2).
