• The Estes Big Bertha is an all - time classic! It's a rocket that has won the hearts of modelers over the decades. If you haven't tried it yet, it's time to launch one and join the fun!
• Enjoy a slow, thrilling liftoff. Powered by standard Estes engines, this rocket soars up to 500 feet and gracefully returns with an 18 - inch parachute.
• Crafted with quality Estes body tubes, laser - cut wood fins, a molded plastic nose cone, and easy - to - apply waterslide decals, it's perfect for an afternoon of building.
WHAT YOU NEED TO BUILD: Scissors, pencil, ruler, fine sandpaper, carpenter’s glue, hobby knife, masking tape, primer (white) and paint (black, yellow). (Tools, construction and finishing supplies not included.)
WHAT YOU NEED TO LAUNCH (sold separately): Estes Porta - Pad II Launch Pad and Electron Beam Launch Controller, Estes model rocket engines, starters and recovery wadding. Four 1.5V high quality AA alkaline batteries are also required for launch controller (not included).
Recommended Engines: B4 - 2, B4 - 4, B6 - 2, B6 - 4, C6 - 5
Projected Max Altitude: 500 ft. (152 m)
Recovery System: 18 in. (45.7 cm) Parachute
Length: 24 in. (61 cm)
Diameter: 1.64 in. (42 mm)
Estimated Weight: 2.5 oz. (70.9 g)
Estimated Assembly Time: 1 Hour (painting and glue drying time not included)
Fin Materials: Laser cut wood
Decal Type: Waterslide
Launch System: Porta - Pad II and Electron Beam Launch Controller
Launch Rod Size: 1/8'
Age Recommendation: Estes model rocketry is recommended for boys and girls ages 10+ with adult supervision for those under 12, and rocketeers of all ages.



The Estes Big Bertha Rocket Kit is perfect for an afternoon of family fun or a solo hobby session. It's designed for boys and girls aged 10 and above, with adult supervision for younger kids, and all - age rocketeers. This rocket is 24 inches long and 1.64 inches in diameter, weighing about 2.5 ounces. It can reach up to 500 feet in the sky and comes back safely with an 18 - inch parachute. Build it and launch it for an exciting experience!