10-16-2017, 09:49 PM
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Retired with Way Too Many Kits
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Join Date: Jun 2007
Location: Colorado
Posts: 3,222
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Quote:
Originally Posted by Jerry Irvine
Describe to me what those (BT-20 Tough Tubes) are.
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They look like the old Estes couplers — tough black paper. I think it’s called fishpaper?
I bought a bunch a few years ago. I don’t do that many 18mm scratch-builds, but they make great motor tubes.
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Lee Reep
NAR 55948
Projects: Semroc Saturn 1B, Ken Foss Designs Mini Satellite Interceptor
In the Paint Shop: Nothing! Too cold!
Launch-Ready: Farside-X, Maxi Honest John, Super Scamp
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