Technical Chain Wheel Part Track System Tank Tracks Compatible with All Major Brands, MOC Parts Tracks for Tanks Toy DIY Accessories (378 pcs)

🚜【Compatible With Major Brands】The technical parts are designed to complement major brand components and well compatible with the standard building blocks of major brands.

🔧【Technical parts gears included】The technical parts contains track wheels,track auxiliary wheel,tank tracks,track cleats,beams, with/without friction pin connectors, chain links, shaft sleeves, shock absorbers and cross axle series, etc.

🗜️【Good Quality】All technical parts axles are made of friendly ABS plastic, which is highly compatible, strong and not easy to break.

🔩【STEM】In the study of STEM, teens can use their imagination and open-ended design to promote healthy and happy growth of teens through brain and hands-on, and cultivate teens' innovative thinking, practical ability and accumulation of knowledge. Provide teens with a solid foundation in science, technology, engineering and mathematics from an early age. Promote and stimulate teens' creativity and curiosity

⚙️【Gift】Great parts for kids or adults who like to play with construction engineer projects. Makes a great gift for festivals and holidays (Children's Day, Christmas, Halloween, Thanksgiving and New Year's).