B6-4 Model Rocket Engines (3pk)
$12.99
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The Estes B6-4 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.
B6-4 Model Rocket Engines (3pk)
$12.99