400+PCS Technical Parts Pin Lift Arm Beam Axle Panel Car Building Blocks Set STEM with Pull Black Motor for Lego Kits

ENHANCE YOUR BUILD WITH A PULL BACK MOTOR: Featuring a high quality pull back motor, this set allows you to add dynamic movement to your models. Simply pull and release your hand and your creation will zoom forward, adding an exciting interactive element to your build.Comprehensive Technical Parts Selection: This set includes a variety of essential technical parts, including pins, lift arms, beams, axles, and more. These components provide the flexibility you need to build complex models and complex structures. STEM LEARNING & CREATIVITY: Designed with STEM education in mind, this set promotes hands-on learning and problem-solving skills. Building with technical parts helps you develop an understanding of engineering principles, mechanics, and design Seamless compatibility: Our technical parts are fully compatible with small particle blocks from LEGO and other leading brands, ensuring a perfect fit and endless building possibilities. Expand your existing collection and easily integrate these parts into your models Perfect for MOC Enthusiasts: Ideal for builders aged 16 and up, this set is a great gift for any MOC technical fan. Perfect for enhancing existing models, exploring new design possibilities, and creating unique and functional builds