Mini Inline Double-cylinder Swing Steam Engine Model (without Boiler) Price_$50-$100 which greatly improves product performance

which greatly improves product performance

Package Weight: 140g

PRIORITY GIFT OPTION FOR MANY APPLICATIONS----It is an amazing and fantastic product at this price

Exhaust Pipe: Ninja SS exhaust pipe

a total of more than 200 components

Mini Inline Double-cylinder Swing Steam Engine Model (without Boiler) Price_$50-$100 which greatly improves product performanceMini Inline Double cylinder Swing Steam Engine Model for within 40cm Retro Boat Models (without Boiler) Features: . Exquisite Appearance: The model of the steam engine is small and novel, and can be placed in the palm of your hand like a treasure. It is exquisite and mini. . Parameter: Number of Cylinders: 2. Bore Diameter x stroke: 6mm x 9mm. Operating Power: Water Vapor . High Quality: Mainly made of brass and aluminum alloy, fine production,