Estes 18mm Model Rocket Motors Single Use B6-4(3pk) EST 10021(1606) <Required to Pay for UPS Ground Shipping>
The Estes B6-4 engine is 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, 3 starters and 4 plugs.
eRockets is an approved shipper of model rocket motors. Please allow extra time for your order to arrive. Orders outside of the United States will not be accepted.
Made in the USA
Full one year warranty through manufacturer
