1.Listing Includes: This listing packing including variety technical parts, total 420 pieces. Frame Liftarms,different size beams, axle pin connector can be widely applied to Technical Car Mindstorms building block toys.

2.Great Quality: Safe ABS materials use. Brick parts or gear connection is good, neither loose nor tight, great quality.

3.Compatible: Technical parts are compatible with standard sized bricks from other Major Brands. Variety of Liftarms beams axle parts etc, can be applied to a substitute for assembly, designing and building your project, like models of robots, cars, cranes, engineering vehicles, and etc

4. Inspiration: Variety technical parts suit for DIY a creative model or create a new design, a great addition do your model stuff.

5.Gift:This is great parts for kids or adult who love play building engineer project. Great gift of festivals and holidays (Childrens Day, Christmas, Halloween, Thanksgiving & New Years).