B4-4 Model Rocket Engines (3pk)

Ignite your passion for model rocketry with the Estes B4-4 Model Rocket Engines. Perfect for hobbyists aiming for reliable and thrilling launches, this 3-pack is designed for rockets weighing under 3.5 ounces. Each package includes three engines, four starters, and four plugs, ensuring seamless and exciting flights. Crafted for precision and performance, these single-stage engines promise consistent power and altitude. Whether you're a seasoned enthusiast or a curious beginner, elevate your rocket adventures with Estes B4-4. Let your imagination soar!