Item description:

Item name:Compatible Marble Run Rolling Ball System Building Blocks Special Parts

Material: high quality and safe ABS

Packing: in opp bag. We will check carefully each parts before shipping. 

Note: 

* Some items will be random colors according to stock.  You can leave message about required shape.  Thanks!

Tips:

* Suitable rolling ball size is smaller than 2.4cm.

* Before starting the game, the backside switch of aligator should be adjusted so that its eyes can move when balls come.

* Please check description for the spring bar as the first picture.