Model Rocket Building Blog 
Model Rocket Building Posts
Rocketry Product: Estes - Baby Bertha {Kit} (1261) [2002-]
Overbuilding? (2020-07-27)
I've been known to replace a standard BT-20 and BT-50 with heavier wall tubes. I also use a Kevlar line to an elastic shock cord from the engine mount. But I've go my reasons. Thin wall tubes ... [Read More]
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