M31 1.8CC Mini Retro Vertical Single-cylinder Reciprocating Double-acting Steam Engine Model with Speed Reducer. Model: M31. wear-resistant beryllium copper to ensure long-lasting stable performance.
M31 Mini Retro Vertical Single-cylinder Reciprocating Steam Engine Model Toys
M31 1.85CC Vertical Double Acting Steam Engine Model with Reducer
M31 1.85CC Vertical Double-Acting Steam Engine Model w/ Reducer
R06 Mini Retro Vertical Brass Stirling Engine Model Toy
M31B 1.85CC Mini Retro Vertical Reciprocating Double-acting Steam Engine Model
S06 Mini Retro Vertical Brass Steam Engine Model Model Toy
