116 pcs Technic Gear Axle Pin Connectors - Wheel Connectors Gear Rack Car Building Blocks Accessories Parts Set Compatible with Mindstorms Building Blocks Technic Toys (116 TECH Parts) This listing includes various Technic Parts. Such as Gear Differential, Gear Rack, Pin Connector with/without Friction, Train Link, Various Accessories can be widely used for MOC car construction and creation. Environmentally friendly ABS materials are used. Block parts or gear connection are good, neither loose nor tight, excellent quality. Technic Parts are compatible with standard size blocks from other major brands. Various gear axle parts etc, can be used as a replacement for assembling, designing and building your project, such as models of robots, cars, cranes, engineering vehicles, and etc. Variation Technic Parts are suitable for making a creative model or creating a new design, a good addition makes your model stuff. These are great parts for kids or adults who love to play with building projects. Great gift for festivals and holidays (Children's Day, Christmas, Halloween, Thanksgiving and New Year). New and high quality. Color: Gray, Black, Yellow, Red, Blue (The color of some parts will be different from the picture) Material: Plastic Suitable for all major brands.