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Old 10-17-2016, 01:39 PM
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tbzep tbzep is offline
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Join Date: Mar 2005
Location: TN
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Quote:
Originally Posted by leftover
Great
Thanks for the tips!!
Question though, only knows nosecone /explorer I found on Sirius say thu are for a BT20 from molding oldies.
Isnt the MR bt60 based?

The MR/Jupiter C is Centuri ST20 based. IIRC, the Estes name for it is BT-67. They are 2" dia tubes.

The earliest Estes MR was BT60 based. It is a 1.637" diameter tube.


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