1/18 Scale Albatros D.III WWI Fighter Aircraft Wooden Model Kit, German Biplane Assembly Model, Precision-Cut Skeleton Structure DIY Display for Av...

TOYAN FS-L200GC 7cc Inline Twin-Cylinder Four-Stroke Air Cooled Gasoline Engine Model Kit that Works ⏰ Early Bird Offer：Pre-Sale Now! Shipping is e...

DIY Stirling Engine Model Kit STEM Educational Toy with USB Night Light Features: Heat-Powered Mechanical Structure:  Features a classic heat engin...

DIY Metal Windmill Welding Kit, Industrial Desktop Rotating Lamp with Stainless Steel Fan & Grass Base Features: Stainless Steel Windmill Fan w...

DIY Metal Wire Dual-Head Street Lamp Kit with Wooden Base Features: Classic Dual-Head Street Lamp Design:  Restoring a symmetrical double-arm stree...

Acrylic LED Display Case For TECHING World's 1st Car Model🏷️ First-Week Special: Save 15% OFF— Only $93.49🚚 Shipping Begins Mid-October Features: T...

Mechanical Turtle Model Steampunk DIY Metal Assembly Kit with LightsEstimated Shipping: Starting November 2026 Features: Steampunk Mechanical Turtl...

Punkbuild Acrylic Engine Model LED Night Light Features: Wooden Base & Acrylic Panel:  The product consists of a transparent acrylic light pane...

Centrifugal Turbocharger for ENJOMOR GS-L6 Model Engine Product Information: Looking for a practical turbocharger component for a model engine proj...

TECHING Mechanical Hummingbird Model Steampunk DIY Metal Assembly Kit (250+PCS) Features: Steampunk Mechanical Art:  Featuring exposed metal gears...

Handcrafted Wooden Mechanical Dragonfly Kinetic Model  Features: Natural Walnut Craftsmanship:  Made from natural walnut, this dragonfly sculpture ...

RETROL Antique A16 Water-Cooled 16cc 4-Stroke Working Gasoline Engine Model ⏰ Early Bird Pre-Orders Now! Shipping is scheduled to begin by the end ...

SEMTO ENGINE ST-FL2 8.6cc Inline Twin-Cylinder 4 Stroke Water Cooled Nitro Engine Model Kit that Works ⏰ Early Bird Offer：Pre-Sale Now! Ships befo...

Beta Type Horizontal Stirling Engine Model Features: Classic Mechanical Structure Display:  This horizontal Beta-Type Stirling engine model feature...

Vintage Seated Gentleman & Lady Figures for TECHING World's 1st Car Model Features: .Custom Fit for DM229 Vintage Car Model: Specially designed...

Single Cylinder Stirling Engine Model-Thermal Science Display  Features: Thermal Principles Demonstration:  Explore the science of heat and energy ...

Single Cylinder Stirling Engine Model with USB Light & Fan Features: Thermal Principles Demonstration:  Explore the science of heat and energy ...

T-Type Single Cylinder Stirling Engine Model Features: Thermal Principles Demonstration:  Explore the science of heat and energy with this T-type s...

Golden Single Cylinder Stirling Engine Model with LED Features: Thermal Principles Demonstration:  Explore the science of heat and energy with this...

Mini Turbocharger and Pulley Kit for SEMTO ST-FL2 8.6cc Engine Model Features: Dedicated Compatibility:  Specially developed for the SEMTO ST-FL2 i...

TECHING Metal V8 Engine Coffee Mug with Food-Grade Stainless Steel Liner Creative Gift Features: Realistic V8 Engine Design:  Styled after the stru...