Solid Metal Assembly Model Kit – Built from durable alloys, this mechanical engine model kit feels sturdy and looks like a real airplane engine model kit you can proudly display on your desktop 1/12 Scale Turbofan Engine Model Kit – A detailed dual spool jet engine model with 300+ metal parts. Great for anyone who loves aviation models for collectors or wants a hands-on aerospace engineering kit Electric-Powered, High Bypass Ratio Jet Engine Model – Features an internal motor and rechargeable battery so the fan spins, making it more than just a static hobby aircraft engine kit Fun STEM Education Engine Kit – An educational science model that’s perfect for teens and adults to explore how engines work while improving focus and problem-solving skills Complete DIY Package – Comes with tools, instructions, and gift-ready packaging. Whether you’re into jet engine model DIY projects or need a unique collectible, this desktop engine model delivers