Wooden Dynamic Trolley

Wooden Dynamic Trolley A pair of identical wooden trolleys (300 mm long), mounted on three wheels. A spring loaded rod is fitted to give impulse when released. It has a provision for stacking the trolleys on top of each other with removable pins. Supplied complete with 3 elastic rings 3 springs 8 pins (for stacking) 2 rubber corks 2 needles 1 releasing pin.