Sirius Rocketry - For the Serious Rocketeer!

Estes Plugs for Mini Engines


  • Model: EST-2250
  • Manufactured by: Estes

Starter Plugs for Mini Engines – 1/4A3, 1/2A3, A3, and A10 (20 pack)
Now available for purchase seperately. Used with all mini engines.


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