Late ejection = major zipper Super Big Bertha Rocket
A Super Big Bertha clone flies on an AT F40-7. Late ejection charge results in a zipper that destroys the rocket. I decide that a zipperless (mid break) design will be part of the rebuild.
- Kits / Estes / Big Bertha
Rocketry Product: Estes - Big Bertha {Kit} (1948, 23, 7007)
| Author | scsager |
| Duration | 19 seconds |
| Rating | Good |
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