MOULD KING 26008 Great Ball Contraption Harp Track

• The harp track model is equipped with round balls, which are pushed into the lifting steps to achieve flow by using the harp and gear transmission.
• The ingenious transmission structure allows you to understand the trajectory of the movement of the ball more intuitively, so as to understand the structure and operation principle of the harp.
• This building model includes accessories, such as XL motor and battery box, so as to obtain more fun and continuous playability.
• This building model set contains over 1,508 pieces.
• MOULD KING 26008 Harp Track measures about 25cm in height, 38.7cm in length and 40.5cm in width.