Aerotech ARO52004 E20-4W 24 mm Single-Use Composite Rocket Motors - Pack of 2

AeroTech composite rocket motors are the most technically advanced hobby motors in the world. These motors use the same solid propellant as America's space boosters. Pound for pound, this propellant delivers nearly three times the power of black powder model rocket motors, allowing you to fly larger rockets, heavier payloads and achieve higher altitudes than ever before

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