Tricolor roadblock be made by a tricolor 3D printer

Here is a show video http://www.youtube.com/watch?v=Sg1CU6kxzb4
online store:http://www.dhgate.com/wholesale/store/ff80808136bfebe50136d41f502e7afe_0.html

http://www.aliexpress.com/store/822821
haoe3d@live.cn