This is a E9-6 E-class single stage model rocket engine designed to launch model rockets. New $15.99 (33% off). Features: * E-class model rocket engine pack. * Single stage model rocket motor. * Detailed instructions. * Easy to use. * National Association of Rocketry certified.

This is a E9-4 E-class single stage model rocket engine designed to launch model rockets. New $15.99 (33% off). Features: * E-class model rocket engine pack. * Single stage model rocket motor. * Detailed instructions. * Easy to use. * National Association of Rocketry certified.

This is a E9-8 E-class single stage model rocket engine designed to launch model rockets. New $15.99 (33% off). Features: * E-class model rocket engine pack. * Single stage model rocket motor. * Detailed instructions. * Easy to use. * National Association of Rocketry certified.

This is the E20-4W 24mm x 70mm Ammonium Perchlorate Composite Propellant Model Rocket Motor from AeroTech Consumer Aerospace. New $13.99 (33% off). Features: * White Propellant- A brilliant white flame, dense bright whit exhaust and a throaty roar are the hallmarks of this popula popular propellant. * Looks and sounds like actual sounding rockets and launch vehicles. * Instruction sheet included.

This is the E20-7W 24mm x 70mm Ammonium Perchlorate Composite Propellant Model Rocket Motor from AeroTech Consumer Aerospace. New $13.99 (33% off). Features: * White Propellant- A brilliant white flame, dense bright whit exhaust and a throaty roar are the hallmarks of this popula popular propellant. * Looks and sounds like actual sounding rockets and launch vehicles. * Instruction sheet included.

This is the E12-4 Standard Model Rocket Engines/Motors from Estes. New $15.99 (33% off). Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. Do not burn, soak in water to destroy. Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger. For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities. Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions. Estes products may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Featur

This is the E12-6 Standard Model Rocket Engines/Motors from Estes. New $15.99 (33% off). Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. Do not burn, soak in water to destroy. Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger. For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities. Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions. Estes products may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Featur

This is the E12-0 Standard Model Rocket Engines/Motors from Estes. New $15.99 (33% off). Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. Do not burn, soak in water to destroy. Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger. For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities. Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions. Estes products may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Featur

This is the E12-8 Standard Model Rocket Engines/Motors from Estes. New $15.99 (33% off). Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. Do not burn, soak in water to destroy. Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger. For your safety and enjoyment, always follow the NAR Model Rocketry Safety Code while participating in any model rocketry activities. Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions. Estes products may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Featur