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efficient operation
output shafts (2)
one power supply and hardware
and a protective rod cap for safe and stable launches
Estes 1/4 A3-3T Bagged Rocket Engines (4) Micro Crawler Course efficient operationRocket Engine Overview: The Estes 1 4 A3 3T Bagged Rocket Engines Flight Pack is an all in one pack designed to give you everything you need for three exciting rocket launches. Perfect for single stage rockets weighing up to four ounces, this trusted engine delivers consistent thrust with a five second delay for safe parachute deployment. About the 1 4 A3 3T Rocket Engines Convenient Bundle for High Flying Fun Each pack includes enough supplies for
US$ 170.00
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