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Bulk pack includes :
The Estes F15-4 engine is a single stage engine designed for model rocket flight. This engine is a 29mm diameter engine designed for rockets with a maximum lift weight of less than 21 ounces. This engine is powerful enough for a wide range of launches, providing up to 49.61 Newton-seconds of total impulse. All components are designed for reliability and to ensure maximum safety during flight.
Engine bulk packs come with rocket engine supplies you need to launch 8 rockets. Included are 8 rocket engines, 10 model rocket starters, and 8 starter plugs. Please note that recovery wadding is not included. Use the F15-4 engine to launch some of the largest rockets of the Estes model rocket family!
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Estes continues to ignite the imagination of each new generation with industry-leading model rocketry products and education.