Boosted Bertha - Estes ® 1946

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  • Regular price $29.99

Estes is proud to welcome the newest member of the Bertha rocket family. A sport rocket at its core, this multistage flying model rocket can reach altitudes of 1000 feet! A colorful 18 inch parachute provides a soft landing, so the Boosted Bertha can be quickly prepared for another launch.

Additional Information


28.2 in. (45.7 cm)


1.64 in. (42 mm)


Laser Cut Wood

Estimated Weight:

4 oz. (113.4 g)


18 in. (45.7 cm) Parachute

Skill Level:


Estimated Altitude:

1000 ft. (305 m)

Recommended Engines:



Single Stage Rocket Only - No Booster:
B4-2, B4-4, B6-2, B6-4, C6-5, C6-7

Two Stage Rocket - With Booster
Booster Stage: B6-0, C6-0
Second Stage Rocket: A8-3, A8-5, B4-4, B6-2, B6-4, B6-6,C6-5, C6-7

Decal Type: Waterslide

Launch System:

Porta-Pad II and Electron Beam Launch Controller
Launch Rod Size: 1/8 in.
Estimated Assembly Time:

1-3 Hours (painting and glue drying time not included)

Estes model rocketry is recommended for ages 10 and up with adult supervision for those under 12. Unless otherwise specified, all models require assembly. Tools, construction and finishing supplies sold separately. In order to launch, a launch system, model rocket engines, starters and recovery wadding are required - sold separately-unless otherwise specified.

Instruction Manual

WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information, go to