Estes Big Bertha  1948

The Big Bertha gives you a slow, realistic liftoff. What a thrill it is to watch! Propelled by powerful standard Estes engines, this beauty travels to 500 feet. In one afternoon your Bertha is ready for an exciting time at the launch field!  This kit is transitioning to a new color scheme and inventory may vary.

Skill Level 1

Length: 24 in. (61 cm), Diameter: 1.64 in. (42 mm), Weight: 2.2 oz. (62 g)

Laser Cut Balsa Fins, Self-stick Decals, Parachute Recovery 

Recommended Engines: 

B4-2, B4-4, B6-2, B6-4, C6-5

Max Altitude: 500 ft. (152 m)

Model Rocket Kits are rated by Skill Level

1 Beginner

2 Intermediate

3 Advanced

4 Expert

5 Master

If you are just starting in the hobby start at the beginner level and move up from there at your own pace.

What is needed to build and fly

All model rockets come in kit form that require assembly.  The materials are primarily cardboard tubes, balsa or plastic fins and nose cone.  Materials will vary by model and are typically specified in the description of each kit. 

Additional supplies will be necessary to build and finish your model rocket kit and may include:

Scissors, Hobby Knife

Ruler

Wood Glue, Model Cement or CA(Super Glue)

Sandpaper

Masking Tape

Finishing Supplies like:

Wood Filler

Sealer/Primer

Paint

Launching Equipment and Supplies like:

Recovery wadding

Launch Pad

Launch Controller

Power supply

Model Rocket Motors and Igniters

A safe place to fly using guidelines from the National Association of Rocketry Safety Code