The Estes B4-4 Model Rocket Motor 3 Pack
model rocket engine is a single stage model rocket motor (green label) that comes in a three pack. Pack includes 3 model rocket engines, 3 igniters and 3 igniter plus. ATTENTION:
Residents of California, New Jersey, Rhode Island and North Dakota please review Model Rocket Restrictions
for model rocket motor sales restrictions. ATTENTION
Estes model rocket motors may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.