Estes rocket motors 1/2A3-4T

Motori Estes 1/2A3-4T

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Package of 3 Estes 1/2A3-4 model rocket motors, only for very light rockets or upper stages.

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13,69 €

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Data sheet

Length45 mm
Diameter13 mm
Weight6 gr
Total Impulse1.25 Ns
Thrust duration0.3 sec.
Delay4 sec.
Max. liftoff weightUpper stage or very light rockets

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1/2A motors with a 4 second delay. These "mini-engines" must be used only in very light rockets or upper stages of multi-stage rockets due to their long delay.

Package includes 4 Motors, 4 igniters and 4 igniter plugs.

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