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I'm not ignoring anybody, and I've only got four builds going on right now! Here's the original article from 2013: https://www.apogeerockets.com/educa...wsletter338.pdf The BT-60 Heavy Duty Engine Mount from Jonrocket.com: https://jonrocket.com/index.php?mai...lm3gjvhrcracae2 They must be out of the BT-55 engine mounts - The Heavy Duty Mounts have heavy wall BT-20 tubing, replaceable Kevlar design and extended length engine hooks.
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Hans "Chris" Michielssen Old/New NAR # 19086 SR www.oddlrockets.com www.modelrocketbuilding.blogspot.com http://www.nar.org/educational-reso...ing-techniques/ Your results may vary "Nose cones roll, be careful with that." Every spaceman needs a ray gun. Look out - I'm the Meister Shyster! |
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