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Estes Rocket Engines C6-5$12.99
The Estes C6–5 engine is a single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 4 ounces, including the engine. Each package includes 3 engines, 4 starters and 4 plugs.
Estes model rocketry is recommended for ages 10 and up with adult supervision for those under 12.