Double-cylinder Micro DIY Engine External Combustion Engine School Demonstration Early Learning Education Gift Playthings

Double-cylinder Micro DIY Engine External Combustion Engine School Demonstration Early Learning Education Gift Playthings
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sku: 4000086660765
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$29.87
Shipping from: China
   Technical Details
Heating Cylinder Inner Diameter: 0.55in
Piston stroke: 12mm / 0.47in
Speed per minute: 2000-3000rpm
Type: Other
   Price history chart & currency exchange rate

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